The main reason a computer turns off without warning is overheating. If the CPU, processor or any other component gets too hot, the computer shuts off to protect all its components from the heat. More » Technology Computers & Hardware

When a laptop shuts off by itself, it is potentially caused by one of various issues, which often include an inefficient battery, a computer virus or overheating of the computer itself. It is possible to correct each of ... More » Technology Computers & Hardware

Power supply failures often cause televisions to shut off by themselves. The problems may be in the television's power system or from the source of power. Problems with cable boxes can make it look like the television is... More » Technology Television & Video
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To activate magicJack, turn on your computer and plug the magicJack into the USB port. The computer needs to be running Windows XP, Vista or Windows 7. An Intel-based Mac also works. More » Technology Computers & Hardware

According to the official Windows support site, a reason why a computer running Windows will not shut down may be that a device driver or program is interfering with the standard shutdown process. Closing down all progra... More » Technology Computers & Hardware

The most common reason a personal computer needs to be reset to factory default settings is the appearance of the infamous "blue screen of death" error message. This has a number of possible causes, but it generally occu... More » Technology Computers & Hardware

Use Darik's Boot and Nuke, known as DBAN, or a similar third-party program to wipe a computer and delete all files from the drive. You only need a wiping program, a Windows-based computer, a blank CD or flash drive and a... More » Technology Computers & Hardware