

I’ve had no issues on the machines i’ve done this with, aside from having to do an upgrade in place with a major update (used rufus, write the latest iso, did the upgrade from the bootable usb.
regular windows updates work without hassle. perhaps your predecessor didn’t use a complete solution 🤷
updates work.
MS won’t disable them - they want people to move to Windows 11.
Congrats on migrating to Linux! it’s what i’ve been pushing friends and family towards for decades, and thankfully Ubuntu is in a position right now to be a fine desktop OS, esp for the average user who lives in a web browser.