I have experienced the exact same problem... I updated 1 week ago to the latest version and suddenly (yesterda) safetynet fails.
I have tried to downgrade via odin to the previous version and still experiencing the same problem (enabled hiding apps and installed sensitiveprops+safetynet-fix.
Did anyone managed to fix it with a downgrade?
DEVICE: samsung s21 fe (g990b)
Thanks a lot
My second phone S22U SEK CSC updated OTA to problematic WE1 and Play Protect said "Device is not cetified" in Google Play Store.
Because previous firware WD3 is still same bootloader "3", I just downgrade with ODIN (BL,AP,CP,HOME_CSC) and and status changed: "Deivice is certified" it is not needetd to install any "sensitiveprops" or "safetynet-fix". If device is with official firmware, no root, no knox tripped, no mods, Play Protect automatically verifies device and status become "certified".
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For S23 series THL CSC updated OTA to WEA is is not possible to downgrade because bootlader of WEA become "2" and previous firmware WD1 have lower bootlaoder "1". So for S23 users have to want next newer firmware for certification fix.