That patch was fixing slow update for a lot of people. As such it supersedes a ton of other older patches and from this point of view is like a Cumulative Update.

You Have Too Many Startup Programs. Symptoms: Your PC takes a long time to start up and even … Fix: Microsoft Store Slow Download - Appuals.com Running the Windows Store Troubleshooter. If your slow download speeds are the result of a … Windows 10 feature updates painfully slow? Relief is in Mar 21, 2018 Checking for updates slow on Windows 7? Here is the fix Nov 02, 2016

Windows 10 Download Speed is very slow - Microsoft Tech

Oct 12, 2018 Why are Windows 10 updates so slow? - TechAdvisory.org Mar 15, 2018 FIX: Windows 10 Slow Boot (Solved) - wintips.org - Windows

what's with the really slow windows updates on 2016?

Windows 10 Download Speed is very slow - Microsoft Tech