If you want to install Ubuntu in VirtualBox on your Windows 11 computer, make sure to enable Hardware Virtualization from BIOS and then follow this guide.

How to create a Windows recovery drive in 4 easy steps - before it's too late If your PC is operating perfectly right now, great!

On Windows 11, you can still create a local account without needing a Microsoft account (also called an offline account), which you can use to determine whether the problem is related to the account.