Acer Gateway NV47H Notice D'utilisation page 80

Create a Restore Point
Windows creates restore points automatically at regularly scheduled
times or before certain programs or drivers are installed. This option
allows you to create your own restore points when you need to.
1. Click Start
on System protection in the sidebar and then click the Create...
button.
2. Enter a description to identify this restore point.
automatically adds the date and time to this name.
3. To finish, click on Create.
Undo the last restoration
If the system fails after restoring the computer to a certain date, you
can use this option to undo the restoration.
Alternately, you can use
the system to your most recent settings that worked.
1. Restart the computer, press F8 to access advanced startup options.
2. Use the arrow keys to highlight Last Known Good Configuration
and press Enter.
Updates
As new viruses, worms, and other threats are discovered every day,
keeping your security applications and operating system up-to-date is
crucial.
To keep your computer safe and reliable:
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All manuals and user guides at all-guides.com
> Control Panel > System and Security > System. Click
Last Known Good Configuration to restore
System Restore