Using the tool generally requires technical expertise to prevent permanent device damage. 1. Requirements A Windows PC. MRT Dongle or active license. USB Drivers (Huawei USB COM 1.0). Correct Firmware/Flash files. 2. Basic Steps
For the latest features (e.g., NVMe controller support, more eMMC fixes), consider upgrading to the current MRT Flash version.
Power off the device. Hold Volume Down or Volume Up while plugging in the USB cable.
| Feature | MRT 7.7 | PC3000 Flash | Rusolut VNR | |--------|---------|--------------|-------------| | Price | Mid-range ($1k–$2k) | High ($3k+) | Mid-range ($2k) | | Chip Support | Very good (30k+ chips) | Excellent (45k+) | Very good | | ECC/XOR | Yes | Advanced | Yes | | User Interface | Clunky | Polished | Modern | | Best for | General flash repair | Enterprise/forensics | Advanced NAND analysis |
The MRT HW Tool is renowned for supporting high-end Huawei devices. The 7.7 version is typically focused on bringing stability to the following series: (including 5G variants) Huawei Mate 20 5G Huawei P30 and P30 Pro Mrt Hw Flash Tool 7.7
Step-by-Step Guide: Installing and Launching MRT HW Flash Tool 7.7
MRT HW Flash Tool (Mobile Repair Tool) is a specialized software utility designed for servicing mobile devices, specifically focusing on Android-based smartphones and feature phones. Version 7.7 represents a significant iteration of the tool, offering expanded support for modern SoCs (System on Chips) and advanced protocol handling. It is primarily utilized by hardware repair technicians and mobile service centers for tasks such as unbricking, firmware flashing, and unlocking devices that are otherwise inaccessible via standard software methods.
Watch the log window. The tool will communicate with the device, send the bootstrap configuration, and execute the command. Once it shows "Success" or "Operation Completed", disconnect the phone, reinsert the battery cable, and power it on. Risks and Security Disclaimers
Mid-range to flagship chipsets including Kirin 659, Kirin 710, Kirin 970, Kirin 980, and Kirin 990. Using the tool generally requires technical expertise to
I can provide target instructions or the exact test point layout for your device. Share public link
Because official support for MRT has ended, files hosted on third-party sites may be bundled with adware, malware, or keyloggers. Always download from verified community contributors and scan files in a sandbox environment if possible.
Flashing erases all internal storage. Back up your photos, contacts, and personal data using Huawei HiSuite or cloud services.
: If you are removing FRP, you may need to boot into Safe Mode immediately after flashing to finalize the reset. MRT Dongle or active license
Click the browse button to load your firmware configuration file (usually an UPDATE.APP or a scatter/xml file depending on the firmware structure). Review your settings and click the button.
Incorrect usage can permanently damage the device.
Download and install the latest and Qualcomm EDL drivers (QDLoader 9008) . Without these, your computer will not detect the phone in service mode. Step 3: Extract the Package
What or symptom (e.g., bootloop, FRP lock) are you trying to fix? Which Windows operating system version are you running?