As far as Windows 10, updates are more hilarious to ponder on than just to compile more features.

Windows is more based on 3rd party software rather than their creations. Their update channels have drivers and bios updates even OS updates are not streamlined to perfect fixes.

Hence large data consumption is happening every time.

But here comes a new ferry stuff...

The latest update of october...2018...will is featured to delete your personal documents for free up space which is actually be enforced from Tuesday.

These deleted files cannot be recovered as it is not creating any restoring point or even any registry changes.
step: 1

step: 2

search SERVICES.MSC and scroll to the bottom please find windows update to make sure it is disabled.

Please check this everytime you log in as it might auto restart after a scheduler enables it.

There is new update timed as of now, that these updates has been stopped. There is no worry of an update as of now.