Professional-grade software (often paid) that automates the bypass process for many MT6785 models. How to Flash MT6785 Devices Safely
The MediaTek MT6785 (Helio G90/G90T) is a highly popular 12nm octa-core processor used in widely distributed mid-range smartphones [1, 3], including: Xiaomi Redmi Note 8 Pro [3] Realme 6, Realme 6s, and Realme 6 Pro [3] Realme I7 and Realme Narzo [3] Infinix and Tecno performance models [3]
An authentication (auth) file is a secure digital key used by MediaTek’s flashing software to verify that an incoming firmware installation is authorized. mt6785 auth file
: Recent OTA updates (August 2022 and newer) on brands like Vivo have fused BROM mode, making standard USB auth bypasses impossible without JTAG/ISP hardware.
Never select this option in SP Flash Tool [2]. It will completely wipe your device's unique physical identifier calibration data ( NVRAM and NVDATA partitions), destroying your IMEI number and permanently removing your cellular network capabilities [2]. Always stick to Download Only [2]. Never select this option in SP Flash Tool [2]
To ensure the security of devices using the MT6785 SoC:
MediaTek continues to strengthen its authentication mechanisms with each new chipset generation. The MT6785 represents a middle ground—secure enough to block casual unauthorized access, but not so locked down as to be completely inaccessible to determined developers. Newer chipsets like the Dimensity series implement even stricter protocols (V6 protocol), with the MTKClient documentation noting "For all devices with DAA, SLA and Remote-Auth activated no public solution currently exists". To ensure the security of devices using the
The most popular method involves using the to disable the authorization requirement. This tool supports the MT6785 chipset. Prerequisites Download and Install MediaTek USB VCOM Drivers . Download the MTK Auth Bypass Tool .