Huawei Y520-U22 Repair IMEI Without PC - Tutorial
Huawei Y520 U22 Repair IMEI Invalid Without PC Easy Method / FIX ERROR This Command is Not Allowed in UserBuild - Tutorial
=====================================
Solution :
1. Open the phone app and type * # * # 14789632 # * # *
2. Select Connectivity then select CDS Information
3. Select Radio Information
4. (IMEI 1) Select Phone 1
5. "123456789",AT+ EGMR=1,7
6. (IMEI 2) Select Phone 2
7. "123456789",AT+ EGMR=1,10
8. Reboot Device
====================================
❗ : AT+ Space EGMR = FIX ERROR This Command is Not Allowed in UserBuild