Wow, this guide to decrapping Windows is actually SHORTER than Windows 10. I never imagined Windows could get better.
To avoid having a Microsoft account to login to your own computer that you own, disconnect internet before installing. When it complains about this, tell it to shut up.
When it gets to "privacy settings", turn off EVERYTHING.
Microsoft has hit their head and forgotten that Fitt's Law shows that corners are demonstrably optimal for critical UI components. Let's un-center that taskbar among other things.
You can go to "add and remove programs" and immediately rip out this trash:
Additionally, we now live in a world where your motherboard can contain crap that gets auto-installed after Windows comes up via UEFI. Some might be good (drivers), but there may be trash (shoddy RGB light controllers, various "gamer" services like "ROG" and "Armory", etc.) that you can kill.
Install O&O Shutup10 and enable the default options. Also, turn on "Allow deferred upgrades".
Install Classic Shell, likely through Ninite.
right click recycle bin | properties
In the native Windows 11 start menu, type "underline", and it should shortcut you to the appropriate control panel option.
Win10 calculator sucks. I made a whole website to expedite getting old calculator: https://calcexe.com
They got rid of the classic Windows custom mouse cursor support, but they added custom color cursors that achieve the same end.
Start → "Mouse" and pick "custom".