You donīt need an online account if you choose "Setup for work or school",
"Sign-in options" and then "Domain join instead".
https://lookimg.com/image/QgJhBn




Alternatively, you can type a local account and password in the "Let's add your Microsoft account" page instead of a Microsoft account. When you do this, the "Oops, something went wrong" error will appear, and the system will fall back to the local account creation interface, whether you are using Windows 11 Home or Pro.

Quick tip: Try not to complicate things. Try using the "admin" username and continue.



Use the "Shift + F10" keyboard shortcut to open Command Prompt on the Windows 11 setup.
Type the following command to disable the internet connection requirement to set up Windows 11 and press Enter: 
oobe\bypassnro
Quick note: The command doesn't have any spaces. Also, the computer will restart at this moment.