If you are not technically experienced with phone firmware flashing, consider these alternatives:
The MT6755 uses ARM TrustZone for security and requires signed firmware images for certain partitions (e.g., preloader, lk, tee).
If you are not technically experienced with phone firmware flashing, consider these alternatives:
The MT6755 uses ARM TrustZone for security and requires signed firmware images for certain partitions (e.g., preloader, lk, tee). oppo a37m mt6755 firmware