How to disable the Microsoft repo on the Raspberry Pi

[Windows Central]

The silent addition of a Microsoft repo to the Raspberry Pi OS has earned its share of criticism, but it can also be disabled.
A recent, silent update to the official Raspberry Pi OS caused a bit of a ruckus among the community, many of whom weren't happy about it being there or the way in which it had been added. Both new images and existing installs ended up with it, and while the official purpose is in relation to Visual Studio Code, the controversy had already set its roots.

Full story from the WindowsCentral blog...