oneplus has its own sort of problems
I’ve heard ram management sucks on oneplus 11 with 12 GB ram because they keep killing apps in background to preserve battery(even after using the phone for weeks so it should’ve adapted)
you should give grapheneos on pixel a try I’m using it on pixel 7 and all the apps that I use work(mostly, only bank apps have problems, check this user contributed list for verified bank apps privsec.dev/…/banking-applications-compatibility-…