Is your old PC a security risk? Find out how to protect it or give it a new life with Linux, turning it into a media server ...

To access Emergency Restart, press the CTRL + ALT + DEL keys on your Windows PC -- a pretty normal action. However, this time, hold down the CTRL key and click the power button in the bottom-right ...

The simplest way to do that is with a factory reset, which wipes your data from the hard drive and returns the computer to its original settings. With a Chromebook, a Mac, or a Windows PC ...