Mainstream end of support for Windows 10 21H2 LTSC is 2027-01-12. But the process to switch is not particularly easy nor is it free. You need a Windows 10 LTSC license.
Note that Windows 11 LTSC is available for Enterprise users, so you cannot use a personal Microsoft account to set it up. We used a few techniques to bypass the work/school account requirement in ...
If you are looking for an older version of Windows, check out the official list here. Lastly, these keys should only be used for temporary activation. Ultimately, you will have to buy a genuine ...
See What's new in Windows 11, version 24H2. Windows 11 Enterprise LTSC 2024 builds on Windows 11 Enterprise, version 24H2 adding premium features designed to address the needs of large and mid-size ...