/e/ vulnerability pin and fingerprint
Deleting the following files (using adb or TWRP) removes pin and fingerprint:
/data/system/locksettings.db
/data/system/users/0/fpdata/user.db
/data/system/users/0/settings_fingerprint.xml
Deleting the following files (using adb or TWRP) removes pin and fingerprint:
/data/system/locksettings.db
/data/system/users/0/fpdata/user.db
/data/system/users/0/settings_fingerprint.xml