Generic email addresses would cause the setup to fall back to the typical offline account setup.

Microsoft has seemingly caught on to this workaround, as there are reports of it not working anymore.

Thankfully, there are stillother workarounds for using Windows 11 with a local account.

The main method of opening the Command Prompt during setup and typing a bypass command still works.

you could also use tools likeRufusto create a customized Windows 11 installer without the Microsoft account requirement.

Source:Zac Bowden (Twitter, X)viaToms Hardware