by David Hakala
Sometimes your computer begins to act strangely after you install new software or hardware. If you cannot figure out why and correct the problem, you can return the system to its pre-installation state using the System Restore utility.
System Restore periodically saves snapshots of critical system files and some applications. You can then restore the system to one of these previous configurations when it was working properly. You can also take your own snapshot right before making major changes like adding an office suite or a new scanner.
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