It has been particularly buggy, even by Microsoft standards.
I actually want this update but Windows Update isn't serving it to me yet
what does it change?
It mostly adds AI features. Last time I checked, Microsoft even tells you that there's no need to install it unless you just want to check out the AI stuff.
You can always use the Windows 11 Upgrade assistant to force it
Windows Update Blocker is a freeware that helps you to completely disable or enable Automatic Updates on your Windows system , with just a click of the button
install freebsd
Install TempleOS
Install *OS