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We took the plunge and went with Ooma. I would not recommend the change, unless you really, really research it carefully, and are sure you understand ...
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Hardware Articles
Computer Problem? Test and Fix it Yourself
Has your computer been acting strangely? If you've already ruled out viruses and gremlins, a more likely reason is an error caused by a hardware component that's flaky, damaged, or overheated. Here are some tips and tools to help you diagnose and fix those annoying or intermittent computer problems that just seem to pop up for no apparent reason...
...10 Things That Cause Computer Crashes
Have you ever experienced the dreaded Blue Screen of Death? Does your computer lock up, freeze, crash, or display cryptic error messages?. This sort of problem can be very difficult to diagnose, because many things can cause a computer to crash (and even burn!). Before you blame those mischievous gremlins, here are ten common causes of computer crashes and some tips on how to deal with them...
...Which Desktop Computer Monitor Is Best?
When it comes to choosing the best desktop computer monitor, it's important to consider your specific needs and preferences. With so many options available in the market, finding the perfect monitor can be overwhelming. However, by understanding your requirements and doing some research, you can make an informed decision. Read on for my tips and advice...
...New PC? You MUST Take These Steps Now...
Setting up a new computer is something to get excited about. It’s tempting to open the box, plug it in, start it up, and just begin exploring. But a new PC requires some initial fine-tuning in order to optimize performance and avoid problems later on. Here is my list of things you should do to a new desktop or laptop PC as soon as it comes out of the box...
...[REVEALED] Your Computer's Worst Enemy
A reader asks: “Why does my computer shut down without warning at random times?” There are several possible causes, (including miniature cows and angry bees) but overheating is the most likely, and easiest to solve. Read on to learn why heat is your computer's Enemy Number One, and how to keep your computer from being damaged by overheating...
...Silver Bullets, Cosmic Rays and Tired Computers
An inquisitive reader asks: “Sometimes my computer acts strangely when it has been running for several days without turning it off. I have heard about something called ‘electron buildup’ but I am not sure I should take it seriously. Can electronic devices really suffer from fatigue if they are on too long?” It’s actually a great question! Read on for my thoughts on contumacious computers, cosmic rays, and more...
...Ready to Build Your Own PC?
To many, personal computers seem like complex machines. But under the hood, they basically consist of modules that plug together. You CAN build your own computer without a soldering iron or a degree in electrical engineering. But should you build your own PC? Read on for my advice...
...[TIP] Is it Time to Update Your Drivers?
One common question from AskBob readers is “Do I need to update my drivers?” They mention popups appearing on their screen, with warnings like 'Your drivers are out of date.' Some are getting emails or even phone calls to that effect. Some users upgrading to Windows 11 have experienced driver issues. Here's the scoop on device drivers, what they are, what they do, when (and when not) to update them...
...[HOWTO] Upgrade Your Old, Slow Computer (and when you shouldn't)
Is your aging computer struggling to keep up with the latest apps and modern operating systems? Maybe it's bogged down with the weight of cosmic computer crud that's built up over the years. Should you junk it and buy a new one, or upgrade its hardware? The answer is highly dependent upon your specific circumstances. Here are my tips and guidelines for making that decision, and some Windows 11 considerations too...
...Should You X-Ray Your Computer?
Do you know what's going on inside your PC? Most people don’t, and most of the time they don’t need to know. But there are occasions when a detailed inventory of a computer’s components comes in handy. Read on to learn some surprising reasons why you SHOULD know what's under the hood of your computer, even if you're NOT a techie. And also, some software tools that will let you “x-ray” your PC, so you can see what's inside without touching a screwdriver. Read on...
...Should I Buy a Used Computer?
A reader asks: “With all the rampant malware, spyware, and ransomware, is ot safe to buy a used computer for sale at a thrift store, on Ebay, or Craigslist? How about a refurbished computer offered by Dell, HP, or another well-known vendor? And... what about a used hard drive, or memory chip? Is it ever safe to go with used tech hardware?” Read on for my advice...
...How Fast Is Your CPU? Benchmark it!
How fast is your computer's central processing unit (CPU) compared to others? That's one question that CPU benchmarking can help you answer. Another good question is whether your particular CPU is performing up to manufacturer's specs; CPU benchmarking can answer that one too. Here's how to test your own CPU, with free software. Read on...
...Time To Replace Your Computer?
An AskBob reader asks: 'Our computer is just three years old, but my teenager says it is obsolete. He wants us to buy a new computer with more speed, more memory, bigger hard drive, and a larger monitor. Can you give me some pointers on how to determine if I really need to buy a new computer?' Sure, here's my advice...
...When Should You Call The Geek Squad?
A frustrated AskBob reader says: 'My computer is running REALLY slow, and I think it might have a virus. There's also a ticking sound inside the computer. I'm not very technical, so I'm thinking about calling the Geek Squad. Do you think that's a good idea?' Read on for my advice to this reader...
...[TIPS] How to Buy a Computer Monitor
A computer monitor (also called a screen or display) is often kept for many years, even longer than the computer to which it was originally connected. So when it’s finally time to replace your monitor, you may find that that new rules apply to its purchase that were unheard of when you bought it. Here are some of those new rules, without getting too geeky or extravagant...
...Test and Fix Your Computer Hardware
Is your computer acting strangely? If you've already ruled out a virus, it might be gremlins. But more likely, a software error is being caused by a hardware component that's flaky, damaged, or overheated. Here are some tips and tools to help you diagnose and fix those annoying or intermittent computer problems that just seem to pop up for no apparent reason...
...8 Things That Cause Computer Crashes
Have you experienced the dreaded Blue Screen of Death? Does your computer lock up, freeze, crash, or display cryptic error messages?. This sort of problem can be very difficult to diagnose, because many things can cause a computer to crash (and even burn!). Here are eight common causes of computer crashes and some tips on how to deal with them...
...[ZAPPED!] Don't Get Shocked By ESD
On previous occasions I have warned readers to beware of static electricity (electrostatic discharge or ESD, in geek speak) on their gadgets and computers. Today, I’m going to explain in some detail what ESD is, what it can do to electronic devices, and how protect against this common hazard. Read on...!
...The Desktop is Dead. Long Live the Desktop!
Smartphones, tablets and other mobile gadgets seem to be taking over the computing world. Tech pundits have been predicting the death of the personal computer for over a decade. There were even predictions back in 2012 that within a few years you wouldn't be able buy a desktop PC. So are PCs inevitably going the way of shag carpet, typewriters, and encyclopedias? Here's my take on why that's that's not going to happen any time soon...
...Does Your Internet Router Auto-Update? (it should...)
Today I'll tell you what I think is the MOST important security feature that your Internet router should have. “Self-updating” is the basement floor of my house of router standards. I can’t imagine using Windows without automatic security updates, and keeping a router’s operating system patched is no less critical. Read on for my recommendations on secure, self-updating routers...
...
Should You Build Your Own PC?
It's true that personal computers are complex machines. But under the hood, they basically consist of modules that plug together. You can build your own computer without a soldering iron or a degree in electrical engineering. So, you want to build your own PC? Read on for my advice...
...[SPEED] Is Your PC Fast Enough?
An AskBob reader with a need for speed asks: “I'm shopping for a new PC, and it's difficult to get an overall rating for how fast a computer is, under real world conditions. Some listings show raw CPU speed, but I'm looking for more than that. Can you recommend any free software to measure overall system performance?” Yes, that and more! Read on...
...[TIP] Time to Update Your Drivers?
A question that I get occasionally from AskBob readers is “Do I need to update my drivers?” They mention popups appearing on their screen, with warnings like 'Your drivers are out of date.' Some are getting emails or phone calls to that effect. Some upgrading to Window 11 have experienced driver issues. Here's the scoop on device drivers, what they are, what they do, when (and when not) to update them...
...How to Upgrade an Old, Slow Computer (and when you shouldn't)
Is your not-so-new computer struggling to keep up with the latest apps and modern operating systems? Maybe it's bogged down with the weight of cosmic computer crud that's built up over the years. Should you junk it and buy a new one, or upgrade its hardware? The answer is highly dependent upon your specific circumstances, but here are my guidelines for making that decision, and some Windows 11 considerations too...
...Do Computers (and other gadgets) Ever Get Tired?
A curious reader asks: “Sometimes my computer acts weird when it has been running for several weeks without turning it off. I have heard about something called ‘electron buildup’ but I am not sure I should take it seriously. Can electronic devices really suffer from fatigue if they are on too long?” It’s actually a great question! Read on for my thoughts on contumacious computers, cosmic rays, and more...
...A Look INSIDE Your Computer (no tools required)
Do you know every component inside your PC? Most people don’t, and most of the time they don’t need to know. But there are occasions when a detailed inventory of a PC’s components comes in handy. Read on to learn some surprising reasons why you SHOULD know what's under the hood of your computer, even if you're not a techie. And also, some software tools that will let you “x-ray” your PC, so you can see what's inside without touching a screwdriver. Read on...
...Buying a Computer Monitor (Size Matters)
A computer monitor (sometimes called the screen or display) is often kept for many years, even longer than the computer to which it was originally connected. So when it’s finally time to replace your monitor, bigger is better of course. But there are some new “rules” that that must be considered, that were perhaps unheard of when you last bought one. Read on for some of those new rules; I’ll spare you the geekspeak (and maybe save you some cash)...
...[ALERT] Are You Buying Gray Market Goods?
Somewhere between Walmart’s everyday low prices and that sketchy guy in Walmart’s parking lot who’s selling brand-new Nikon cameras for $150, lies a vast gray area appropriately called the “gray market.” Here you’ll find prices lower than those of any mainstream merchant but not quite low enough to scream “stolen” or “counterfeit.” How do gray markets work, and are they legal?
...Is It Illegal to Fix Your Own Gadgets?
If you try to fix, upgrade (or even dare to open the case of) your smartphone, tablet, laptop, or other gadgets, does that act violate any law or void the warranty? Read on to learn the truth about “warranty void if sticker removed” and other dire warnings you may see on the things you own…
...SEVEN Reasons Your Computer Might Crash
It’s a major nuisance when your computer locks up, freezes, crashes, or displays the dreaded "Blue Screen of Death" with some cryptic error message. This sort of problem can be devilishly difficult to diagnose, because many things can cause a computer to crash (and even burn!). Here are seven common causes of computer crashes and some tips on how to deal with them...
...Old, Slow Computer - Upgrade or Buy New?
Do you have an older computer that's struggling to keep up with the latest apps and modern operating systems? Maybe it's bogged down with the weight of cosmic computer crud that's built up over the years. Should you junk it and buy a new one, or upgrade its capabilities? If you can afford only one upgrade, which will give you the most improvement for your money? The answers are highly dependent upon your specific circumstances, but here are my guidelines for making that decision...
...[ALERT] Time to Update Your Drivers?
AskBob readers sometimes ask me if they need to update their drivers. Do popups keep appearing on your screen, with warnings like 'Your drivers are out of date'? Are you getting emails or phone calls to that effect? One reader said 'I am not even sure what a driver is, but if everything seems to be working fine, do I really need to update them?' Here's the scoop on device drivers, what they are, what they do, and when to update them...
...Battery Backup Power - Here's What You Need to Know
A concerned reader asks: 'Can you recommend a backup power supply for computers? During the last storm, my PC crashed and we lost power for several hours. If I had a battery backup, I could have saved the document I was typing, and gotten online to check for email and weather updates. I've read about Uninterruptible Power Supply units - is that what I need?'
...Would You Buy a Used Computer?
With all of today’s rampant malware, spyware, and ransomware, would you buy a used computer for sale at a thrift store, on Ebay, or Craigslist? How about a refurbished computer offered by Dell, HP, or another well-known vendor? What about a used hard drive, memory module, printer, or even a mouse? Is it ever safe to go with used tech hardware? Read on for my advice...
...What's Going On Inside Your PC?
Do you know every component inside your PC? Most people don’t, and most of the time they don’t need to know. But there are occasions when a detailed inventory of a PC’s components comes in handy. Read on to learn some surprising reasons why you SHOULD know what's under the hood of your computer, even if you're not a techie...
...Do Computers (and other gadgets) Get Tired?
A reader asks: “Sometimes my computer acts weird when it has been running for several days. I have heard about something called ‘electron buildup’ but I am not sure I should take it seriously. Can electronic devices really suffer from fatigue if they are on too long?” It’s a great question. Read on for my thought on this topic...
...Call The Geek Squad? (yes or no)
A reader asks: 'My computer is running really slow, and I think it might have a virus. There's also a ticking sound inside the computer. I'm not very technical, so I'm thinking about calling the Geek Squad. Do you think that's a good idea?' Here is my advice...
...[SPEED] How Fast Is Your PC?
A reader asks: I'm shopping for a new PC, and it's difficult to get an overall rating for how fast a computer is, under real world conditions. Some benchmarks show raw CPU speed, but I'm looking for more than that. Can you recommend any free software to measure system performance? Yes, that and more! Read on...
...Do You Know Your Computer's Worst Enemy?
Your computer shuts down without warning at random times? There are several possible causes, but overheating is the most likely, and easiest to solve. Read on to learn why heat is your computer's Enemy Number One, and how to keep your computer from being damaged by overheating...
...Here's Why Desktop PCs Just Won’t Die
Tablets and smartphones seem to be taking over the computing world. Tech pundits have been predicting the death of the personal computer for almost a decade, and there were predictions back in 2012 that within a few years you wouldn't be able buy a desktop PC. Are PCs inevitably going the way of buggy whips? Here's my take on why that's that's not going to happen any time soon...
...Sockets, Caches and Cores, Oh My!
A reader asks: 'I have been thinking about upgrading the CPU in my desktop, because it's a slow, cheap computer I bought three years ago. But the jargon is getting me down! Can you demystify all this talk of sockets, cores, clock speed, cache, etc?' Read on to learn more about the 'engine' under your computer's hood, and what upgrades make sense for your computer...
...Is It Time to Replace Your Power Supply?
A reader says: 'The fan inside my computer has started making an awful noise, and I'm afraid it's ready to bite the dust. Does that mean I need to replace the power supply?' The answer is MAYBE! Read on to find out if your power supply should be replaced...
...Here's How to Upgrade Your Old Computer
If you have an aging personal computer that's struggling to keep up with modern apps and operating systems, should you junk it and buy a new one, or upgrade its capabilities? What about the Windows 7 deadline that's approaching? If you can afford only one upgrade, which will give you the most improvement for your money? The answers are highly dependent upon your specific circumstances, but here are some general guidelines...
...Do You Know Your Computer's Two Worst Enemies?
You may know that heat is the deadly enemy of all sensitive electronics, especially those inside your computer. But dust and other debris that gets inside of your computer is the biggest cause of overheating and other malfunctions. Read on to learn the three most important places that need regular cleaning, to keep your desktop or laptop running in top form...
...Time For a New Computer?
A reader asks: 'Our computer is three years old, and my teenager says it is obsolete. He wants us to buy a new computer with more speed, more memory, and a bigger monitor. Can you give me some pointers on how to determine if I really need to buy a new computer?'
...Why Do Computers Crash? Seven Reasons Why...
It’s a royal pain when your computer locks up, freezes, crashes, or displays the dreaded "Blue Screen of Death" with some cryptic error message. This sort of problem can be devilishly difficult to diagnose, because many things can cause a computer to crash (and burn!). Here are seven common causes of computer crashes and some tips on how to deal with them...
...The Best Upgrades for Old Computers?
So you have an older computer that's struggling to keep up with modern apps and operating systems. Maybe it's bogged down with the weight of cosmic crud that's built up over the years. Should you junk it and buy a new one, or upgrade its capabilities? If you can afford only one upgrade, which will give you the most improvement for your money? The answers are highly dependent upon your specific circumstances, but here are some general guidelines...
...Are You Ready for Hardware Security Keys?
Are you tired of unlocking your phone or computer a hundred times a day? Would you like to login to all your favorite websites with a single tap, and never reemember another password? That's the promise of hardware security keys. Let's take a look at the current offerings, and you can decide if one is right for you...
...[RECAP] Google's 2018 Hardware Event
Google’s annual hardware launch event happened on October 9. In typically quirky fashion, the event kicked off with a video summarizing all the leaks of product info that led up to the event. Senior VP of hardware Rick Osterloh was the master of ceremony, introducing each product and tying them together with the theme of “help.” Let's see what was revealed and how helpful it will be to you...
...Is Your PC Running Unsupported Hardware?
If you buy a new computer these days, it will most likely come with Windows 10. Some people still prefer Windows 7 or 8.1, and I respect their right to make that choice. But Microsoft doesn’t. The folks in Redmond are refusing to dish out security updates to many Win7 and Win8 systems. But there's a way to get around that. Read on!
...Does Your Router Auto-Update? (it should...)
For the past few weeks, I've been writing a series on router security, and in this final installment I'll tell you what I think it the MOST important security feature that your router should have. “Self-updating” is the basement floor of my house of router standards. I can’t imagine Windows without self-updating, and keeping a router’s operating system patched is no less critical. Read on for my recommendations on secure, self-updating routers...
...UPnP - The (almost) Forgotten Vulnerability
It was an awkward moment in 2006 when one of the most useful and popular networking features ever invented was discovered to also be very useful to hackers. Some vendors got busy on the problem, improving their product and making it more difficult for bad guys to exploit it. But hundreds more deliberately ignored the threat. Read on find out if you are exposed to the UPnP (Universal Plug-N-Play) vulnerability...
...The Big Lie Most Hardware Makers Tell You
If you try to fix, upgrade (or even dare to look inside) your smartphone, tablet, laptop, or other gadgets, does that act void the warranty? Read on to learn the truth about “warranty void if sticker removed” and other dire warnings you may see on the things you own...
...[UPDATE] PC on a Stick?
It’s been over two years since I wrote about a “new generation” of PC sticks - tiny computers that fit into a pocket and turn any TV set or monitor into a fully featured PC, anywhere. It’s high time to look at the latest generation of these portable and powerful devices. For starters, the generic name for them has changed. Read on…
...The Best Upgrades for Your Old Computer
If you have an older computer that's struggling to keep up with modern apps and operating systems, should you junk it and buy a new one, or upgrade its capabilities? If you can afford only one upgrade, which will give you the most improvement for your money? The answers are highly dependent upon your specific circumstances, but here are some general guidelines...
...Should You Buy Gray Market Goods?
In between Walmart’s everyday low prices and the sketchy fellow in Walmart’s parking lot who’s selling brand-new, boxed iPads for $50 lies a vast gray area appropriately called the “gray market.” Here you’ll find prices lower than those of any mainstream merchant but not quite low enough to scream “stolen” or “counterfeit.” How do gray markets work, and are they legal?
...Time to Call The Geek Squad?
A reader asks: 'My computer is running really slow, and I think it might have a virus. I also hear a ticking sound inside the computer. I am not very technical, so thinking about calling the Geek Squad. Do you think that is a good idea?' Here's my take on Geek Squad and other computer repair services...
...[SHOCKING] Protect Your Stuff Against Static Discharge
In the past, I have warned readers to beware of static electricity – electrostatic discharge or ESD, in geek speak. Today, I’m going to explain in some detail what ESD is, what it can do to electronic devices, and how protect against this common hazard. Read on...!
...Beware the Driver Update Scam
Lately, quite a few readers have been asking me if they need to update their drivers. Do popups keep appearing on your screen, with warnings like 'Your drivers are out of date'? One reader said 'I am not even sure what a driver is, but if everything seems to be working fine, do I really need to update them?' Here's the scoop on device drivers, and when to update them...
...Dual Monitors: Good Reasons to Upgrade
A reader asks: I'm considering dual monitors because my 17-inch monitor seems to be shrinking. Sometimes it seems like I spend more time scrolling and tabbing between programs than on actual work. But I'm still not sure... should I upgrade to a big 30-inch monitor, or go with a dual monitor setup?
...[HOWTO] Revive Your Old Computer
Many of us have old PCs, laptops, or even netbooks gather dust in closets and garages. Some of these venerable devices work just fine, but are underpowered for modern Windows operating systems. Others are hopelessly infected with malware, and a few have missing or damaged hard drives. They’re not worth repairing but they cost too much to just throw away. But here’s a way to bring that old hardware back to life easily and cheaply, perhaps even better than new. Read on...
...Is Google Your Overly Attached Girlfriend?
The Google Hardware Event 2016 revealed the search giant’s vision of a future in which everything you do will be “Googlified,” and the company will know even more about you. That has some privacy advocates concerned. Here's the scoop...
...[ZAP!] Don't Buy the Wrong USB-C Cable
The new USB-C plug and port standard may be the biggest little thing to hit the tech world this century. Finally, there is a truly universal cable that can connect all of our devices - desktop computers, laptops, tablets, phones, monitors, and things haven't been invented yet. But if you buy the wrong USB-C cable, it may destroy your expensive gadgets! Read on to learn what kind of USB-C cables to avoid and how to recognize them...
...Is The Desktop Really Dying?
We've been hearing the death knell of the desktop for several years, as pundits pontificate about the rise of smartphones, tablets and laptops. But what do real people think, outside the ivory towers and echo chambers? Let's take a look at the numbers…
...Hey, Apple and Amazon… Google This!
Google joined the fall hardware fashion show last week, hot on the heels of new product announcements by Apple and Amazon. The search giant is signaling it’s serious about flexing its muscles in the realm of tangible goods. Read on to learn about Google's new gadgets, and how they intend to compete...
...Will Your Next Computer be Made of Lego Blocks?
Have personal computers gotten boring? How about a snap-together, modular, Lego-style computer? Just pick the components that suit your needs, and snap them into place -- no tools or special skills required. At least three vendors are offering modular PCs. Here's how they work...
...Google OnHub: The Ultimate WiFi Router?
Google entered the WiFi router market in August 2015, with a mind-boggling product called “OnHub.” It doesn’t look anything like a traditional router, and it doesn't act like one either. And that's a good thing! Read on to learn more about this router, and why you're going to want one...
...PC On A Stick?
Back in May, I wrote about the $9 barebones C.H.I.P. computer that’s so tiny it looks like it would fit in a matchbox. If you want a pocket-sized PC that’s a bit more polished, there’s a category of them variously called “PC on a stick,” “PC stick,” or “Compute stick.” Read on for the scoop on these little gadgets that can turn your TV into a fully functioning computer...
...Is a Chromebox Coming Your Way?
Chromebooks are in the news regularly, and I've written about them several times. But the Chromebook has a sibling we don’t hear much about: the Chromebox, a Google Chrome-based desktop PC replacement. Could this be your next home or office computer? Read on...
...Really, a $9 Computer?
If you’re in the market for the cheapest PC you can buy, head on over to Kickstarter and plunk down just $9.00 for one of the first C.H.I.P. computers from the Next Thing Co. How much computer can you get for nine bucks? Read on...
...The Shocking Truth About ESD
I have warned readers to beware of static electricity – electrostatic discharge or ESD, in geek speak. Today, I’m going to explain in some detail what ESD is, what it can do to electronic devices, and how protect against this common hazard. Read on…!
...Computer Backup Power - What You Need to Know
What do you recommend as a backup power supply for computers? During the last storm, we lost power for several hours. If I had a battery backup, I could have gotten online to check email and weather updates. Is an 'uninterruptible power supply' what I need?
...5 DIY Home Security Systems
A do-it-yourself (DIY) home security system can reduce your homeowner’s insurance premium and boost your home’s resale value; provide peace of mind while you’re away or asleep; make an intruder change his mind; and even summon police or firefighters when necessary.
...Best All-In-One Computers for 2015
All-in-one (AIO) computers have emerged as a good choice for both PC and Mac home users. The minimalist form factor, with most components hidden inside a vertical monitor, is attractive and saves space on your desk. Here's what you need to know, and some all-in-one models to consider…
...Watch Out for Gray Market Goods
In between Walmart’s everyday low prices and the sketchy fellow in Walmart’s parking lot who’s selling brand-new, boxed iPads for $50 lies a vast gray area appropriately called the “gray market.” Here you’ll find prices lower than those of any mainstream merchant but not quite low enough to scream “stolen” or “counterfeit.” How do gray markets work, and are they legal?
...MUST SEE: The HP Sprout
The HP Sprout combines a PC, 3D scanner, projector, and keyless keyboard. Is it the wave of the future or a freak of nature? Read on to see what the Sprout can do and whether it’s worth its impressive price...
...The Best Upgrades for Your Computer?
If you have an older computer that just can’t seem to keep up with modern apps, should you junk it and buy a new one or upgrade its capabilities? If you can afford only one upgrade, which will give you the most improvement for your money? The answers are highly dependent upon your specific circumstances, but here are some general guidelines...
...Would You Buy a $50 PC?
OK, now it’s getting ridiculous. I mean the miniaturization of PCs and their prices. A fully functional computer, capable of performing most home computing chores now costs $50, and fits in a chassis the size of a USB thumb drive? Yes, it's for real. Read on to learn more about Android-based mini-PCs...
...Best All-in-One Computers for 2014
After several years of consumer skepticism, all-in-one (AIO) computers are catching on. The minimalist form factor, with most components hidden inside a vertical monitor, is attractive and saves space on your desk. Here are some of the best AIO computers you can buy now, and heading into 2014...
...Sockets and Caches and Cores, Oh My!
A reader asks: 'I have been wondering about upgrading the CPU in my desktop, because it's a slow, cheap computer I bought three years ago. But the jargon is getting me down! Can you demystify all this talk of sockets, cores, clock speed, cache, etc?' Read on to learn more about the 'engine' under your computer's hood...
...Time to Replace Your Power Supply?
A reader says: 'The fan inside my computer's power supply has started making an awful noise, and I'm afraid it's ready to bite the dust. Is it difficult to replace a power supply?' The good news is NO! Read on to find out if your power supply should be replaced...
...HOWTO: Buy a New Computer
A reader aks: 'I teach senior citizens in a free community based computer lab. They often ask what to look for when buying a computer, what software they need for email, basic Internet usage, word processing, etc. Many are on a limited budget. What would you suggest they need as a minimum?'
...Online Computer Repair and Fix-it-Yourself Options
A reader asks: 'My computer is running slow and I think it might have a virus. What do you think of those online computer repair services? Are they reliable, or should I take it to a local computer repair shop?' Here's the scoop on remote computer repair services, and some free alternatives...
...Seven Reasons For Computer Crashes
It’s a real pain when your computer just stops working, locks up, or crashes. This sort of problem can be devilishly difficult to diagnose, because many things can cause a computer to crash. Here are seven common causes of computer crashes and some tips on how to deal with them...
...Time to Upgrade Your Monitor?
If you spend many hours per day at your desktop computer, a good monitor is one of the best investments you can make. A monitor that displays text crisply, renders colors faithfully, and keeps up with fast motion video is a pleasure to use, and could even spare you a trip to the eye doctor. Here's why you should consider upgrading, and five cool monitors for you to check out...
...Why NOW is a Good Time to Buy a New PC
If you're currently using Windows XP or Vista, and wondering whether you should buy a new PC with Windows 7 now, or wait for Windows 8 in October, here's my advice...
...How to Test and Fix Your Computer Hardware
If your computer is acting strangely, and you've already ruled out a virus, it might be gremlins. But more likely, a software error is being caused by a hardware component that's flaky, damaged, or overheated. Here are some tips and tools to help you diagnose and fix those annoying or intermittent computer problems that just seem to pop up for no apparent reason...
...All-In-One Desktops for 2012
Are all-in-one desktop PCs a good buy? I'm replacing an old computer, and am considering an all-in-one because they look sharp and don't take up a lot of desk space. What should I know before I buy?
...Upgrade Your CPU
Should I upgrade my CPU? I work with photos and videos a lot, and often wish my computer was faster. Will a CPU upgrade really help me, or are there other more important factors I should consider?
...Computer Backup Power
What do you recommend as a backup power supply for computers? During the last storm, we lost power for several hours. If I had a battery backup, I could have gotten online to check email and weather updates. Is an 'uninterruptible power supply' what I need?
...How Fast Is Your PC?
I'm shopping for a new PC, and it's difficult to get an overall rating for how fast a computer is, under real world conditions. Some benchmarks show raw CPU speed, but I'm looking for more than that. Can you recommend any free software to measure system peformance?
...Should You Update Your Drivers?
I've seen ads for software that scans your computer, looking for device drivers that need to be updated. I'm not even sure what a driver is, but if everything seems to be working fine, do I really need to update them?
...Does Intel Inside Really Matter?
When shopping for a new computer, you will find two brand names of CPU to choose from: Intel and AMD. Does it really matter which brand you choose? Let's look at the numbers, and a little history to find out...
...Should I Build My Own PC?
Personal computers are complex machines. But they basically consist of modules that plug together. You don't need a soldering iron or a degree in electronics. So, should you build your own PC?
...Fastest Desktop PC
I'm ready for a new desktop computer, and I need something fast. What's the fastest desktop PC on the market, and how much will it cost?
...Cheap Gaming Computers
I'm into computer gaming, and am looking for a new desktop system. I do need to stay on a budget, but I'm not opposed to building my own system. What do you recommend for someone who is looking for a cheap gaming computer?
...PC Tune Up
Most people can tell when their cars need a tune-up. Odd noises, sluggish acceleration, and white smoke from the tailpipe are easily recognized signs. Computers also get out of tune and need minor adjustments to perform their best again. Here are some signs that you need a PC tune-up, and how to go about it...
...All-In-One Desktop PCs
All-in-one desktop PCs strive to save desktop space by integrating normally separate components of a desktop computer system into a single, compact design. There are pros and cons to the all-in-one desktop PC approach. Find out if an all-in-one computer is right for you.
...Document Management Solutions
Many businesses generate and receive documents in lots of different formats: paper, email, PDF files, graphic image files, faxes, HTML, etc. Document management solutions have never been more important, or more complex. Here's an overview of the various types of document management systems available to home users, businesses and webmasters...
...Which CPU is Best?
I'm ready for a new computer, and I want to build it myself. But I'm a little confused about all the CPU options from Intel and AMD. Can you explain which CPU is best for a machine that will run Windows 7 and a wide variety of software applications?
...Computer Monitor Repair
Computer monitor repair may sound like a job for an electronics expert, but some common problems with computer monitors can be fixed without shelling out a lot of money. Sometimes even today's sophisticated LCD monitors can be repaired at home. Here are a few tips on computer monitor repair...
...CPU Temperature Monitoring
Sometimes my computer just shuts down for no apparent reason, and my office mate says maybe my CPU is running too hot. Does that sound possible, and if so how can I measure the temperature of my CPU?
...CD and DVD Duplicators
So your garage band is ready to release its first album; congratulations! Or perhaps you've filmed a documentary, or developed some software that is to be distributed on CD. Either way, you need to duplicate CDs in mass quantities; say, 500 copies at a time. There are several ways to duplicate CDs or DVDs...
...CPU Benchmarking
How fast is your computer's central processing unit (CPU) compared to others? That's one question that CPU benchmarking can help you answer. Another good question is whether your particular CPU is performing up to manufacturer's specs; CPU benchmarking can answer that one too. Here's how to test your own CPU…
...What is Quad Core?
You will often see references to Quad-core technology when looking at high-performance personal computers. Quad-core is leading-edge computing power, very fast and of course more expensive than single or dual-core processors. But what is Quad-core on a technical level? Read on to find out…
...Build Your Own Computer
You can save a good deal of money by building your own computer from components. It doesn't require advanced electronics or soldering skills; everything just plugs and screws together. Your chest will swell with pride, and your friends and family will look at you in awe. Plus, you will end up with the perfect PC for you! Let's start from the core of a PC and see what's needed, where to get it, and what it costs...
...Replace Your Motherboard
We had a storm last night and it seems that my motherboard was fried by lightning. There is a big black spot on the motherboard and some solder nearby is melted. I'm sure I need a replacement motherboard, but I've never installed one myself. Do you have any tips on replacing a motherboard?
...USB Ports Not Working
USB ports are handy, carefree devices when they work properly. They allow you to quickly attach a camera, printer, flash drive and many other devices to your computer. But sometimes you run into a snag - you plug your gadget into a USB port, and nothing happens. Here's what to do when your USB ports are not working...
...Dead Pixel on Monitor
Sometimes that tiny spot on your monitor screen just won't come off, no matter how you scrub. That may be because it's not dirt but a dead or stuck pixel. Dead pixels are as annoying as flyspecks when you're trying to read a screen. Is there anything you can do to avoid dead pixels and their opposites - stuck pixels that remain too bright?
...Update Your Device Drivers
Device drivers are software packages that keep many parts of your computer system running and working together smoothly. As you change the hardware and software components of your system, the device drivers on it may become obsolete. It's important to keep your device drivers up to date. Here's how...
...What is Quantum Computing?
I'm trying to wrap my head around the concept of quantum computing. Can you explain it in plain English, and tell me if this is something that's available now, or if it's still in the concept phase?
...Cleaning a Monitor
Computer screens get dusty, dirty, and dingy just like windows. But unlike glass windows, computer screens are complex, sensitive electronic devices that can be damaged by incorrect cleaning. Here's how to clean various types of computer screens safely...
...Buying A Monitor
A good computer monitor is one of the best investments you can make. It can save your eyesight and make you more productive. Here are things to consider when buying a computer monitor...
...How to Buy a Laptop
A laptop computer makes a popular gift to give or receive. But the laptop landscape is dotted with thousands of species and subspecies. Which one should you choose, and how should you buy it - online or in a big electronics store?
...Digital Camera Memory Cards
I'm a little confused about all the different memory cards that are available for digital cameras and video cams. The memory card I bought for my digital camera is not recognized by my computer. Can you demystify this for me?
...Inexpensive Computer Upgrades
My computer is showing signs of age, but I can't afford a new one. What hardware upgrades do you recommend to improve speed and usability for those with older computers?
...Surge Protectors
I'm looking for a surge protector for my computer equipment and I'm wondering if those power strip models with built-in surge protection are any good. What should I look for when trying to protect my computer from lightning strikes?
...How to Buy a Computer
I teach senior citizens in a community based free computer lab. They often ask what to look for when buying a computer, what software they need for email, basic Internet usage, word processing, etc. Many are on a limited budget. What would you suggest they need as a minimum?
...Upgrade Your Computer Monitor
I have a really old monitor with a small screen that's starting to flicker. I'd like to upgrade to something nice that will handle web browsing, office applications and online video. What do you recommend?
...Fast Color Laser Printers
I'm looking for a color laser printer that's reliable and fast. A price tag under $500 would be nice... what do you recommend?
...Cheap Desktop Computers
I'm looking for a basic entry-level desktop computer to give to a high-school student as a Christmas gift. What do you recommend in the budget category that can handle web surfing, email and word processing?
...Free HDTV on Your PC
HDTV (high definition television) is the wave of the future. Right now many television stations are transitioning to Hi Def, and if you are an avid TV watcher, then you'll want to make this transition as well. But if you don't have a fancy new HDTV, you can still get free HDTV on your PC. Here's how...
...New Power Supply
My computer is making a loud noise that sounds like a fan going bad. A friend told me I should replace the power supply. Can you give me some tips on installing a new power supply?
...HP OfficeJet Pro L7780
HP is known for its versatile line of business and home office equipment. One of their latest releases is the HP OfficeJet Pro L7780 All-In-One. This office machine operates as both a color and a black and white printer, copier, scanner and fax machine. I've had mine for a few weeks, so it's time for a review...
...What is Firewire?
I was told that I should have a Firewire cable to transfer videos from my camcorder to my computer. I have USB connectors on my PC, is that the same thing, or can the Firewire plug in to that?
...Green Computing
Kermit the Frog told us that it's not easy being green, but that concept also applies to computers and how they can be more friendly to our planet. Learn how computers impact the environment, and how Green Computing can make a difference...
...Do I Need A New Computer?
Our computer is three years old, and my teenager says it's obsolete. He wants us to buy a new computer with more speed, more memory, etc. Can you give me some pointers on how to determine if I really need to buy a new computer?
...Which GPS Should I Buy?
GPS systems are useful for finding your way around, but choosing the navigation system that's right for you might be just as challenging as traveling without one. Here are some guidelines on the best GPS systems so you don't get lost in the market, or on the road…
...What is Blu-Ray?
I've seen ads for movies on Blu-Ray discs but I'm not sure what that means. What is Blu-Ray and how is it different from a regular DVD disc? Do I need a special player to view a Blu-Ray disc?
...What is Bluetooth?
This is the age of wireless devices. Information is relevant only if it is accessible anywhere and everywhere. From phones to computers, every device is aiming at becoming wireless and providing more accessibility to the users. Read on to learn how Bluetooth technology is making wireless connections at home, at the office, and on the go...
...Adding Memory
If your computer seems to stagger under the burden of your commands, responding slowly, freezing or timing you out; if working at your system feels like bicycling uphill, consider adding extra memory. Adding memory to your computer isn't so hard -- here's a step-by-step guide to figuring out if you need more RAM, learning what kind to buy and installing it yourself...
...Rip & Burn Basics
I have a big music collection on CDROM discs. I'd like to get all this music on my computer and burn my own mix CDs. Can you help me get started?
...What is BIOS?
I've heard you can change BIOS settings to affect performance and startup options, but I've always been hesitant to poke around in the BIOS setup screens. Can you demystify this for me?
...Changing Disk Partitions
I downloaded Cute Partition Manager and was just about to delete the restore partition from the D drive of my old computer. I just want to make sure that doing so won't mess up the info on the C drive. Drive D is formatted FAT32 and drive C is NTFS. I really could use the extra space, but can't afford to lose the files on the C drive...
...SATA and IDE Hard Drives?
I want to install the hard drive from my old computer as the secondary hard drive of my new computer. The new computer is an HP with a SATA hard drive. My old hard drive is a Seagate Ultra ATA/100. How do I add this hard drive to my new computer?
...Dirty Mouse?
When I click on the Windows Start button it jumps up and down like a jack in the box. Even worse are arrowed pop-up boxes, as it takes clicking on the arrow 4 or 5 times, before it calms down and steadies itself. I don't know if it's a virus or something else, but it's driving me nuts... can you help?
...Exploding CDROMs
I was installing a game when the CDROM disc exploded into pieces inside the computer. Is this common, and what would cause such a thing?
...CDROM Icon Missing
When I go to My Computer the CDROM and DVD icons are gone. They were there yesterday, and working fine. It seems like this happened after I removed some CD burner software. Now I can't install anything from a CDROM, or play music CD's -- help!
...Buying a Computer
I teach senior citizens in a community based computer lab. They often ask what to look for when buying a computer, what software they need for email, basic Internet usage, word processing, etc. Many are on a limited budget. What would you suggest they need as a minimum?
...CDROM Tray Opens
My CDROM drive door keeps opening and closing by itself without prompting. Do I need to change a setting or is my computer possessed?
...Computer Restarts Itself
My PC running on Windows XP frequently restarts it self for no apparent reason. Any files or internet pages I have been working on are lost. The PC reboots to the desktop and I have to redo all my work. Any ideas please?
...Home Networking
We just purchased a second computer and now we'd like to share the printer and Internet connection between them. How do I set up a simple home network?
...Inkjet Cartridges - Replace or Refill?
Inkjet printers are cheap. Keeping them stocked with ink can cost a small fortune. The manufacturers say to use only new original equipment cartridges, in part because it's an important piece of their revenue stream. But on the shelf at Office Whopper, next to the $38 brand-name cartridges, sits a $30 no-name job and a refill kit for only $20. It seems like a no-brainer, but are these cheaper alternatives your best bet?
...Lifetime of a CDROM disk
I need to archive some files on CDROM disks. I hear a lot about the differences in quality of CDs. How do I determine what is a high quality CD that will last at least several years?
...Get an Uninterruptible Power Supply
During stormy weather the power often flickers in my home, causing my computer to reboot. And of course I lose whatever I was working on at the time. I've heard that an uninterruptible power supply will protect my computer from power glitches. But I know nothing about them, what do you recommend?
...Hard Drive Crash
I have a Maxtor 160GB hard drive that has crashed and won't boot up. So I figured I would put in another hard drive and load up XP on it to boot and make my old hard drive a slave. After booting up, the old drive shows in My Computer, but Windows tells me it has not been formatted yet. I don't want to formate this drive because it has data I need. How do I get this data off the old hard drive and onto my other drive or a CDROM?
...Computer shuts down by itself
Lately my computer has been shutting down and rebooting for no apparent reason. When it restarts, it usually says it has recovered from a serious error. It SEEMS to happen when I am using my computer to listen to music.
...CMOS checksum error
When I boot up, I get a CMOS checksum error message and I must press F1 to continue or DELETE to enter Setup. How can I solve this problem?
...Turning F-Lock key ON automatically
On certain Microsoft keyboards, the function keys (F1, F2, F3, etc.) will not work normally unless you press the F-Lock key. Arrogantly flouting decades of keyboard convention, Microsoft markets Natural and Multimedia and Office keyboards that have the F-keys reassigned to common Microsoft Office actions. Here's how to fix it...
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