Quote:Microsoft plans to change how .NET Framework updates are delivered and deployed on devices running Windows 10 in the near future.
Starting with Windows 10 version 1809, the October 2018 Update, .NET Framework updates will be provided in a cumulative format similarly to how updates for Windows 10 are provided. The new cumulative updates are also provided for Windows Server 2019.
Net Framework updates are delivered either as standalone updates if the installed operating system is Windows 7 or Windows 8.1, or as part of the cumulative update on Windows 10 devices.
The integration of .NET Framework updates in cumulative updates for Windows 10 put administrators between a rock and a hard place at times. The July 2018 updates for the .NET Framework demonstrate this clearly as they caused all kinds of issues on systems the updates were installed on.

Full reading: https://www.ghacks.net/2018/09/20/cumulative-net-framework-updates-for-windows-10/