SQL SERVER 2016 - Automatic Check for Updates (New Features in SSMS)
Now you can upgrade your SQL server with latest updates via SSMS 2016 as well, This feature is introduced in SQL 2016 CTP version.
If any updates are available for SQL Server 2016, you will be notified automatically via a Taskbar notification as shown below
If you click on the notification then you can see list of updates as below in SSMS Interface
Even you can manually check the updates in SSMS by click on Tools Menu, Select "Check For Updates..." to see if there are any updates available.