Full flashing and unlocking support across legacy and modern chipsets (Kirin 659, 710, 960, 970, 980).
: The software can unlock or relock bootloaders for brands like Huawei (HiSilicon CPUs) and Vivo . Supported Brands and Chipsets
: Assists in removing or bypassing locked Huawei IDs after a factory reset.
Used for basic flashing and reading device information. mrt hw flash tool 77
Short the testpoint to the ground shield using metallic tweezers, then plug in the USB cable.
: Compatible with models like Mi 5, Mi 4, and the Redmi Note series for password removal and flashing.
: One-click bypass for Google Factory Reset Protection (FRP) and Huawei ID locks when a device is stuck on the activation screen after a hard reset. Full flashing and unlocking support across legacy and
Hold Volume Up + Volume Down + Power simultaneously with the USB connected.
The original developer team behind the MRT Dongle shut down their central authorization servers several years ago. Consequently, original hardware dongles cannot ping the server for authentication. Modern implementations of V7.7 rely strictly on unofficial community "cracks" or loader patches to bypass the hardware check.
While specific "write-ups" vary by device model, the general procedure follows these steps: Launch the Tool : Run the MRT HW Flash Tool as an administrator. Select Firmware : Load the appropriate Scatter file or firmware package for the specific Huawei model. Connection Used for basic flashing and reading device information
The MRT HW Flash Tool 77 intervenes by bypassing the drive’s own crippled processor. Technicians desolder the 8-pin or 16-pin SPI (Serial Peripheral Interface) flash chip from the PCB (Printed Circuit Board) and place it into the tool’s zero-insertion-force socket. Using the MRT software, the technician reads the raw binary data from the chip. The software then emulates the drive’s architecture, repairing corrupt modules, regenerating checksums, and fixing the loader code.
Because official physical MRT Dongle support has experienced various infrastructure disruptions over time, most available iterations of v7.7 online are third-party "cracks." Users should execute these tools inside an isolated virtual machine or sandbox environment to protect host files from embedded trojans or spyware.
Similar to FRP, Huawei devices feature a proprietary cloud lock known as a Huawei ID. If a user forgets their password, the device remains locked after a factory reset. The tool modifies the account validation parameters within the device's permanent storage area to remove the Huawei ID lock. Bootloader Unlocking and Repair
Uses custom MTK USB DA loaders to flash scatter-based firmware blocks.