Windows Server 2012
1. Press Winkey+X, y (System), select Windows Update (bottom of the left panel)
2. In the left pane, click Check for updates, then wait while Windows searches for the latest updates for your computer.
3. If updates are found, click Install updates.
Continue with the steps below to enable Auto Update.
4. Change Settings and enable "Install updates automatically" mode.
Windows Server 2016
1. Click the 'Start' menu and select 'All Programs' then select 'Windows Update' 2.
3. Click 'Check for updates', then wait while Windows searches for the latest updates for your computer.
4 . If any updates are found, click Install updates.
