In Pictures: Computing advice that can stand the t...
When in doubt, punch out
If something isn’t working on your PC, don’t wring your hands and yell at the screen. Just restart the system. That simple act alone will fix many of the problems you may be experiencing. When your PC restarts, it clears out all the temporary files in the RAM and relaunches the operating system. This wipes away any files that may have been giving your PC fits—and the operating system starts fresh and unfettered by whatever was affecting it. If you want to do these things without restarting, click Start, then Run, and type %temp% into the command line.
In Pictures: Computing advice that can stand the test of time