An alternative official MediaTek program used frequently for writing barcodes and IMEIs.
(replacing your number with another) is often classified as a criminal offense. Always verify the ownership of the device before proceeding with these technical steps. for a particular MT6771 phone model? Mt6771 Imei Repair
This is the safest method for corrupted NVRAM where the phone still boots. An alternative official MediaTek program used frequently for
Input the original IMEI numbers (usually found on the device box or under the battery) into the tool's interface. Mt6771 Imei Repair