Before proceeding, you must understand the legal framework regarding IMEI modification. In many jurisdictions, altering or changing an IMEI to spoof another device is strictly illegal. IMEI repair is only legally permissible when restoring the original, factory-assigned IMEI numbers printed on the device’s retail box or underneath its battery housing. Always ensure you are restoring the original numbers to maintain legal compliance. Technical Prerequisites
If you can tell me the , I can help you find the exact stock firmware and database files needed. Share public link
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:
The 15-digit numbers for your device (usually two).
Navigate to the tab and select the IMEI Repair sub-menu.
The phone will loop into a frozen boot screen (often showing the manufacturer logo or a green screen)—this means it has safely entered Meta Mode. Step 3: Load NVRAM Database and Write IMEI
With the phone off, hold Volume Up + Volume Down and connect to the PC.
Expect tools like (open-source Python tool) to overtake Maui Meta for MT6771 IMEI repair by 2025.
Method C — AT commands via diagnostic/serial
Ensures the PC communicates with the phone in MediaTek Preloader and Brom modes.
This partition holds critical calibration data for Wi-Fi, Bluetooth, and cellular baseband parameters. It acts as the permanent storage.