Windows 8 In Depth

Setting the Automatic Maintenance Schedule

If you chose the Install Updates Automatically option, Windows 8 automatically checks for, downloads, and installs updates during the maintenance window, which is defined by default as follows:

• Maintenance is performed each day at 3:00 a.m.

• If you are using your computer, maintenance is postponed until you are no longer using it.

• If your computer is in sleep mode, maintenance is postponed until the computer is awake.

• If the maintenance server is running late, maintenance is postponed until the server is ready, as long as your computer is not being used and is awake.

Windows 8 uses the maintenance window not only to check for updates, but also to run Windows Defender security scans and to perform ...