Problem
The Fedora logo on the Fedora 42 Beta login screen for the GNOME desktop (Fedora Workstation) may appear unusually large (and pixelated). This only happens if “fractional scaling” is in use (this depends on your display size and resolution).
Cause
Not yet known.
Related Issues
Bugzilla report: #2346088
Workarounds
As this is an entirely cosmetic issue, no workaround is necessary.