If the device bootloops after repair, you likely have an "NV Data Corrupted" error. You may need to "Wipe NVRAM" and then rewrite the IMEI. Baseband Unknown:
The tool will prompt you to connect the phone. Once connected, the screen may turn green or display a "META MODE" string. 3. Writing the Original IMEI Once the device is connected in META Mode: Read the NVRAM/NVData:
(Non-Volatile RAM), where the IMEI and calibration data are stored. Meta Mode (Recommended)
:
Repairing the IMEI on an MT6771 processor requires specific tools and matching database files from your device's stock firmware.
Before attempting IMEI repair, ensure you have:
Is your device currently showing a , or is that unknown too?
ĐÓNG GÓP