To help me tailor any further technical advice, could you share a few details? What is the of your smartphone?
Do you have a dead MT6768 phone with missing IMEI? Let us know your exact model in the comments, and we can guide you to the correct NVRAM repair method. mt6768 nvram file
Use a high-quality OEM cable to prevent disconnection during flashing. To help me tailor any further technical advice,
Hardcoded identification for Wi-Fi and Bluetooth modules. mt6768 nvram file