In the Mac OS it is possible to change the default program the operating system will use to open a file when you double-click on it. After you have changed this file association, though, you may want ...

If you encounter the System Restore failed to restore a file (0xc0000022) error while running the System Restore tool on your computer, use the following suggestions ...

If you've overwritten a Word file and haven't saved any older copies of the file under different file names, you can check to see whether Windows 7 has a previous version of the file to restore to.

The operating system's built-in safety net can be a quick and easy way to recover from a PC problem, but it too can fail. Dennis O'Reilly began writing about workplace technology as an editor for Ziff ...