FIG-LX1 9.1.0.171(C16E6R1P5) IMEI Repair Done by Xloader Mode
 

Before operation turn phone to TestPoint mode:
Turn off phone, then short TestPoint on phone pcb
and plug USB cable
Wait for device "HUAWEI USB COM 1.0" in Ports


Repair
2020-06-05 11:15:29.642 Fixed IMEI1 CRC: 80XXXXXXXXXXXXX
New IMEI 1 : 80XXXXXXXXXXXXX
New downgrade/customization limitations : UNLOCKED
2020-06-05 11:15:29.657 Connecting to server...
2020-06-05 11:15:30.406 Connected!
2020-06-05 11:15:33.058 Not found HUAWEI device in Test Point mode!
2020-06-05 11:15:33.183 Found fastboot device: HBEDU18226002205
2020-06-05 11:15:33.292 Reading info...
2020-06-05 11:15:37.925 Done!

Fastboot provided info:
Model: FIG-LX1
Firmware: FIG-LX1 9.1.0.171(C16E6R1P5)
MEID: 00000000000000
SN: HBEDU18226002205
PCB SN: DU4MBH182U070407
WIFI MAC: E4A7C53B575A
BT MAC: E4A7C53B60D4
Bootloader FB lock: unlocked
Bootloader User lock: locked
CPU: hi6250

Found signed IMEI:
IMEI1: 86XXXXXXXXXXXX
SIM NW_LOCK status: UNLOCKED
SIM NS_LOCK status: UNLOCKED
SIM SP_LOCK status: UNLOCKED

Found NV data:
Modems: 2
IMEI1: 86XXXXXXXXXXXX
IMEI2: 000000000000000
PESN: 00000000
MEID: 00000000000000

Found OEM data:
IMEI:86XXXXXXXXXXXXX
IMEI1:000000000000000
MEID:00000000000000
Model: FIG-L11
Firmware: FIG-LX1 9.1.0.115(C16E5R1P1)
Rescue: rescue:Chipset-dallas 8.0.0.001(012V)
Vendor: mtn
Country: za
Version limitation: ON
SIMCARDMODE: double
Bootloader User lock: locked
RD mode: OFF
Phone ID: 833428927F34DE6
2020-06-05 11:15:42.184 Repairing...
2020-06-05 11:15:46.973 Write partition modemnvm_factory...
2020-06-05 11:15:47.239 Write partition modemnvm_factory success!
2020-06-05 11:15:47.254 Write partition modemnvm_img...
2020-06-05 11:15:47.722 Write partition modemnvm_img success!
2020-06-05 11:15:47.753 Write partition modemnvm_system...
2020-06-05 11:15:48.019 Write partition modemnvm_system success!
2020-06-05 11:15:48.034 Write partition modem_secure...
2020-06-05 11:15:48.814 Write partition modem_secure success!
2020-06-05 11:15:48.861 Write partition oeminfo...
2020-06-05 11:15:52.277 Write partition oeminfo success!
2020-06-05 11:15:52.324 Unlocking restrictions...
2020-06-05 11:15:52.355 Unlock restrictions success!
2020-06-05 11:15:52.371 Done!

Fig-lx1 9.1.0.123(c432e8r1p5)
 

backdoor imei change done: