This method preserves hardware calibration while allowing a full firmware upgrade, without losing network or connectivity functionality. Always keep a clean backup of your original NVRAM before any flash operation.

The NVRAM database file (often referred to as or Modem Database ) for the MT6765 (Helio P35) chipset is a critical component used by maintenance tools like Maui Meta to communicate with the phone's modem. This file contains the data structures required to read, write, and repair sensitive hardware identifiers such as the IMEI , baseband information, and network calibration settings. Understanding MT6765 NVRAM & Database Files

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