iTunes 12.9.2
Flashing sign in screen that won't go away. This is not the first time or version of iTunes this has happened with. Annoying. None of the fixes work.
User profile for user:
MichelleT18
User level:
Community Specialist
Hello clc180,
Thank you for using Apple Support Communities! I understand that you're encountering a sign in screen for iTunes on your Mac that does not go away. You've come to the right place for help.
Are you encountering an error message when signing in to iTunes? If so, what does it say? Alternatively, if you’re being repeatedly prompted to sign in by iTunes see this resource for assistance:
If you aren't encountering an error after signing in to iTunes, I suggest seeing if you can replace the issue while the Mac has been restarted in safe mode:
Use safe mode to isolate issues with your Mac - Apple Support
Testing with another user account can also help rule out potential user-related files or settings causes. If you don't have another user account, here's how you can create one for testing:
How to test an issue in another user account on your Mac - Apple Support
Keep us posted on the results.
Cheers!