u/Error404Invalid

Downloaded Zip file from OS Updater app. Did a local install, now have diagonal watermarks in the background. I assume this can't be manipulated other than rolling back the software? I'm on Verizon network, assuming I can't join Beta3 either?

Badges not showing for notifications. All permissions have been granted. App is on current version, Android 16, using OnePlus 15. Any help would be appreciated.