IoT LTSC is a very debloated version of windows by microsoft themselves, made for enterprise use. It gets extended security updates. Activate here.
Alternatively, with any ISO you can also just use answer files. This page will let you make/customize one.
Chris Titus' Utility is a very good debloating tool. Use it by running "iwr -useb https://christitus.com/win | iex" in a PowerSHell window (executed as admin)
WinaeroTweaker if you'd rather just use an exe. Does have a bit less than the Chris titus tool i believe.
Open-Shell Start Menu lets you customize your start menu.
Revo Uninstaller Better uninstaller supposedly (haven't tried).
PowerToys are very useful tools and utilities for windows which for some reason don't come with windows even though they're made by microsoft.
Alternatively, switch to linux ?
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