While powerful, the use of DA files is not without risk. Using an incompatible DA file can lead to a "hard brick," where the device becomes completely unresponsive. Experts recommend:
file alongside the DA file to successfully bypass the boot security. mt6737 da file
If your device is under warranty, remember that manually flashing via DA file will void it. But for the rest of us repairing dead MT6737 phones, the DA file is the best friend we have. While powerful, the use of DA files is not without risk