Hi @Λευθέρης Τρόμπακας ,
There was an official announcement about settings and other areas of the operating system that wouldn't load, have a look here:
https://blogs.windows.com/windows-insider/2021/09/02/announcing-windows-11-insider-preview-build-22000-176/
----------
If the reply was helpful please don't forget to upvote
and/or accept as answer
, thank you!
Best regards,
Leon