The tool works on all current builds of Windows 10 and Windows 11 and uses the same internal A/B test logic that Microsoft ...
Windows 10 product usually works with Windows 11, but the problems occur if your Windows 10 license is an OEM license (tied to original device hardware and not transferable) rather than a Retail ...
If you want to keep Widgets enabled but clean it up a bit, open the Widgets menu, click the Settings gear in the top-right ...