FS stuck on CHECKING FOR UPDATES when starting, after Gaming Services 2.57.20004.0

MOD Edit: Original title (pre-merge):
FS stuck on CHECKING FOR UPDATES when starting, after Gaming Services 2.57.20004.0

Please tag your post with #pc and/or #xbox.
PC

Are you on Steam or Microsoft Store version?
MS Store

Do you have any add-ons in your Community folder? If yes, please remove and retest before posting.
Yes, not many , but fine before latest v of Gaming Services

Are you using Developer Mode or made changes in it?
NO

Brief description of the issue:
See title: install GS, then start FS

Provide Screenshot(s)/video(s) of the issue encountered:

Detail steps to reproduce the issue encountered:
install GS, then start FS

PC specs for those who want to assist (if not entered in your profile)
i7 5960X
3090 ASUS Tuf Gaming
2 SSDs

Build Version # when you first started experiencing this issue:
1.19.9.0

Are you on the Steam or Microsoft Store version?
Store

Did you submit this to Zendesk? If so, what is your ticket #?
No

18 posts were merged into an existing topic: Checking for Updates Screen - Stuck

10 votes have been moved. A vote could not be moved because the user already voted in the other topic.

I’ve merged your topic into another one about the same issue that has more votes, so that we can keep all responses to this issue together and importantly so votes don’t get split between the two. Feel free to continue the discussion over on that thread.

Thanks!