Windows 10 Enterprise LTSC (Long-Term Servicing Channel) is a special version Microsoft created for businesses that can't ...

You can use Microsoft 365 Shared Computer Activation (SCA) Troubleshooter to fix shared computer activation issues in Windows 11/10 PC.

Microsoft has confirmed that Windows 7 and 8 keys can no longer activate any Windows 11 edition or version, not just Canary builds, as reported in September. However, Windows 10 keys are still valid.