MajorGeeks published a guide about how to clear Windows update history in Windows 10.
How to Clear Windows Update History in Windows 10
Over time, as Windows 10 is updated, you can view the list of installed or failed updates. The list includes Feature, Quality, Driver, Definition, and Other Updates, and can contain dozens of installed or failed updates. There is no option to delete your Update history, but in this tutorial, we will show you how you can.
How to Clear Windows Update History in Windows 10 - MajorGeeks