Several ways to skin the cat!
For a standard install, all I did initially was download the latest updated Windows 11 through the media creation tool. I downloaded it to a folder of its own, mounted it and ran the setup from there.  I have done that, now, more than once -  always successful.  Latterly, I have made a couple of dual boots,  10  and 11, using the same method.  I opt to save my data, when asked at the start of the installation.  So far this hs been , again, without problems