Select the Start button , then Settings .
Select Update & Security
Select Windows Update , then select "Check online for updates from Microsoft Update."
NOTE: You may be prompted to reboot the machine multiple times.
NOTE: You will also want to install all possible "Optional Updates." If you don't see this option, then you are already up-to-date.
When prompted, select Restart to reboot the machine.
Automatic Restart Option
Under Windows Settings > Update & Security > Windows Update. Select Advanced Options.
Select the toggle switch to turn on Restart this device as soon as possible when a start is request to install an update.
Once Windows updates are complete, you will be prompted to restart the device.