wheel? white dots? something like this?
On another PC, download the
Windows 10 media creation tool and use it to make a win 10 installer on USB
Lets see if startup repair fixes it:
change boot order so USB is first, hdd second
boot from installer
on screen after languages, choose repair this pc, not install.
choose troubleshoot
choose advanced
choose start up repair - this will scan PC and maybe fix this - will ask for logon info