Step 1 — Preparation
After the IMEI is repaired, the device will likely show "Emergency Calls Only" or "No Service." tab again and click Patch Certificate g930f u8 imei repair z3x
Once the IMEI is working, immediately back it up using Z3X ( Read EFS → Save to file ). Store it with the phone’s serial number. A future firmware update might revert the IMEI to null. Step 1 — Preparation After the IMEI is