McAfee pushed out a malformed security patch early on Wednesday that wound up crippling computers running Windows XP, but there is a fix available. Users should note that it's labor-intensive and must be applied manually to each computer. If you're running Windows Vista or Windows 7, your computer shouldn't be affected by the bad update.
If your computer is shutting down automatically, you must address that before you can fix anything else.
Step 1: Open a command prompt: Start menu, Run, then type cmd and hit Enter Step 2: Type shutdown -a, which will prevent the shutdown … Read more