When updates arrive to your desktop, there will be a text box that says updates are waiting to install.
With monthly updates, there is a deadline of two days to install them before they will automatically begin installation.
You may be prompted to reboot when it's complete: NOTE: the timer in the above picture may not reflect the final settings we determine. Also, the old "install updates and shut down" option is no longer available.
You will see the progress of the installation: Depending on the number and size of the updates, it may take a while for them to complete installation.
You can minimize this window by clicking the Close button and continue using your computer until it is finished updating.
It's a good idea to start them as soon as possible to ensure your computer is properly protected against vulnerabilities.You can double click the SCCM icon to bring up the window, then click install.