Hi,

This forum is intended to help users with Mozilla products, such as Firefox. As a moderator, I'm going to mark this thread as off-topic and lock the thread since it is not a subject covered in the support forum. Please see Mozilla Support rules and guidelines.

Regarding your issue, you should be able to upgrade to Windows 11 for free using Windows Update. If you have additional questions, please refer to the Windows support.

This Microsoft article may help with a Windows 11 upgrade:

• https://www.microsoft.com/windows/get-windows-11

If you need more help you should visit a Windows support forum.