How to downgrade SL3/PA_SIMLOC30 phone
1. Backup RPL and full PM
2. Erase phone using ATF any SL3 phone
3. Flash with your desire (lower) version
4. Write backup RPL - for fix IMEI
5. Write PM120 - for fix SIMLocks
6. Now SD is protected and PM308,1 cannot be rewritten - but don't worry with ATF new faeture You can do it also
7. Write PM 1 and 309 with SX4
8. You are done and phone should be repaired
الطريقة مجربة %100
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