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What to do when you hear beep codes after turning on your computer.

Are the colors "off" on the screen? Do you have problems with images being too dark or too bright? There a number of different reasons why your monitor may not be representing color properly.

How to narrow down what fan is making noise, and then what to do about it.

A grinding, squealing or clicking sound from the computer is often the first sign of a failing hard drive. These steps will help you determine what to do next.

Lots of troubleshooting tips for when your computer won't turn on or won't fully boot.

Testing a monitor is an easy computer hardware troubleshooting task. Follow these steps to test a monitor that you suspect might be dead or has other problems.

There are several easy-to-solve possible causes to a computer that isn't receiving power. If you turn on your computer and it doesn't power on at all then try some of these easy troubleshooting steps.

Is your computer turning off by itself immediately or at some point before the operating system loads? If so, you may be facing anything from a simple electrical short inside your computer to a serious hardware issue.

The most common way that a computer won't turn on is when the PC actually does power on but doesn't display anything on the monitor. If nothing is showing up on your screen then troubleshoot with this guide to find the cause of the problem.

Sometimes your computer may actually turn on fine but an error message during the Power On Self Test will stop the boot process. Other times your computer may simply freeze sometime during the POST with no error at all. Fix these problems with these steps.

There are lots of error messages that might show up during your computer's startup. Use this troubleshooting guide to figure out what to do about about a startup error message.

How to troubleshoot Windows startup issues like freezing, stopping, or continous reboots - called reboot loops. When Windows freezes during startup, or stops or reboots, the problem could involve hardware or software.

If you can't get in to Safe Mode and keep returning to the same menu over and over again, then try this line of troubleshooting.

How to troubleshoot Windows stopping, freezing, and reboot issues during the Windows login process. Corrupt Windows files are usually the cause of reboot loops and lock-ups on the login screen or while the Windows desktop is loading.

How to escape a locked-up Windows update installation.