PC Troubleshooting - No Sound
Troubleshooting a problem with PC sound is difficult because there are many points of possible failure. The first rule of troubleshooting is to check the obvious first. There are many sound volume controls, is one turned all the way down? More ...
Buffer Underrun and Overrun Scenarios
This is not a how-to article about fixing buffer underrun and buffer overrun errors, but a basic description of what a buffer is, why we need buffers, and what causes buffer underrun and buffer overrun. More ...
Free Open Source CPU Temperature Monitor
Open Hardware Monitor is a free open source application that monitors temperature sensors, fan speeds, voltages, load and clock speeds of a computer. It supports most hardware monitoring chips found on todays mainboards. The CPU temperature can be monitored by reading the core temperature sensors of Intel and AMD processors. More ...
Free Firewall - ZoneAlarm
Hackers want to know if your computer has any open ports they can use to take control of your computer. One of the hackers favorite tricks is to install spyware on your computer. More ...
Five Ways to Fix USB Ports Not Working
If your USB ports can't detect one or all of their USB devices, here are five proven ways to fix USB port trouble. More ...
Clear DNS Cache to Fix Network Issues
If you are frequently receiving error messages when trying to access websites, you may need to clear your DNS cache. A DNS cache can become poisoned when computer viruses insert invalid entries into the cache. More ...
Use chkdsk to Find and Repair Disk Errors in Windows 7
If your computer takes a long time to start, and occasionally locks up or crashes, Check Disk is a command line program that can perform an analysis of the disk and repair any errors it finds. More ...
How to Recognize and Repair Power Supply Problems
The Power Supply convert's your regular household current into low DC voltage used by the computer. When this component fails, there is simply no activity going on with your computer. Remember to do the easy troubleshooting first. Inspect the Power Supply for any damage. Double-Check all connections. More ...
Protect Yourself From Fake Technical Support
In recent months there has been a rise in the number of fake technical support scams. Upon visiting a website you will receive a message stating that your system is infected and directing you to call a number. More ...
How to Fix "ICACLS" Error
Icacls is an executable program that runs a command line function to set and change file system permissions in Windows system servers. It controls file permissions like reading, writing and executing to file ownership and integrity levels. More ...
How to Troubleshoot the Video Driver
A video driver is the software that links the operating system to a particular mother board video circuit or display adapter (video card). To troubleshoot the video driver, first locate the video circuit in Device Manager. More ...
Troubleshooting Computer Freeze (Lockup) Problems
Your computer was working fine, but then suddenly started locking up (aka hanging or freezing), rebooting itself (crashing) or shutting down spontaneously? If you know only too well what I am talking about, then read on! More ...
