Years ago, on Fridays, we would share Custom ROM Friday posts that would highlight new and exciting developments in the world of custom Android ROMs. It was great times, as it seemed like the majority of our readers at the time were deep into running custom software and accessing root...
Play Integrity Fix solves that for most apps. It even worked for Google Pay last time I used it last year (but I usually don’t want Google to know my shopping habits).
I’m using it now and it still solves any problems you migh have.
I just installed it to test, and Google pay fails. I’m using MicroG though, maybe that’s the problem.