This update improves the stability of SQL Server 2014 or 2016 Management Studio, in which a crash may occur when you try to close it or when you try to remove a connection from Object Explorer.
This update is included in the following cumulative updates for SQL Server:
Cumulative Update 5 for SQL Server 2016 RTM
Cumulative Update 2 for SQL Server 2016 SP1
Cumulative Update 4 for SQL Server 2014 SP2
About cumulative updates for SQL Server
Learn about the terminology Microsoft uses to describe software updates.