Maintain only a local account on your Windows 11 PC.
1. Follow the Windows 11 install process until you get to the "choose a country" screen.
2. Hit Shift + F10. A command prompt appears.
3. Type OOBE\BYPASSNROto disable the Internet connection requirement.
The computer will reboot and return you to this screen.
Note: if OOBE\BYPASSNRO returns a "command not found" error, skip ahead to the next method in this how-to.
4. Hit Shift + F10 again and this time Type ipconfig /release. Then hit Enter to disable the Internet. This effectively disconnects your computer from the Internet. If you're on Ethernet, you could just disconnect the plug, but this is just as easy if not easier.
5. Close the command prompt.
6. Continue with the installation, choosing the region. keyboard and second keyboard option.
A screen saying "Let's connect you to a network" appears, warning you that you need Internet.
7. Click "I don't have Internet" to continue.
8. Click Continue with limited setup if prompted. The OOBE may skip this screen and take you straight to the next step.
9. Enter a username you want to use for your local Windows 11 account and click Next.
10. Enter a password you would like to use and click Next. You can also leave this field blank and have no password, but that's not recommended.
11. Complete the rest of the install process as you normally would.