Huawei GR5 2017 BLL-22 Firmware Flash File Dead Fix Flashing Guide + IMEI Recovery

Mr Mobile
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Forgot your Google account after a reset on your Huawei GR5 2017 BLL-22? The FRP (Factory Reset Protection) lock is a common issue after resetting a phone without removing the Google account. Luckily, this guide explains how to bypass FRP using official Fastboot commands safely and effectively — no risky tools required.

What is FRP and Why It Locks Your Huawei?

Factory Reset Protection is a security measure built into Android to protect your data. If your phone is reset without removing the Google account, FRP gets activated and asks for the old credentials. This can lock you out if you've forgotten the account or password.

Why Use Fastboot Mode for FRP Bypass?

Fastboot mode is a low-level diagnostic protocol that allows flashing, unlocking, and resetting partitions via command line. On Huawei GR5 2017 BLL-22, this method is particularly useful when traditional reset methods or third-party tools fail.

Before You Begin

  • Unlocking the bootloader may be required (not supported officially anymore on some models)
  • Data will be erased — make sure to back up anything important
  • Install Huawei USB drivers and minimal ADB/Fastboot package

Steps to Bypass FRP on Huawei GR5 2017 via Fastboot

  1. Power off the phone and boot into Fastboot mode by holding Volume Down + Power
  2. Connect the device to a PC via USB
  3. Open a command prompt and type: fastboot devices to confirm detection
  4. Then enter this command to erase FRP:
    fastboot erase frp
  5. Once successful, reboot the phone:
    fastboot reboot

After rebooting, your device should no longer ask for the previously synced Google account.

Troubleshooting Common Issues

  • Device not detected: Ensure drivers are installed and use another USB cable or port
  • FRP erase failed: Your bootloader may be locked. In that case, eRecovery or test point may be needed

Alternative Solutions If Fastboot Method Fails

If Fastboot FRP erase doesn’t work due to a locked bootloader, you can try:

  • Using Huawei’s eRecovery to reinstall firmware
  • Test Point method to force emergency download (EDL) mode
  • Using authorized repair tools for professional recovery

Disclaimer: This guide is intended for device owners locked out of their phones. Bypassing FRP without authorization may violate laws in some regions. We do not support or promote illegal access. Proceed only on your own device and at your own risk. Flashing or erasing system partitions may result in data loss or device malfunction.

šŸ› ️ Huawei GR5 2017 BLL-22 Flashing Instructions
šŸ” Learn How to Flash Huawei GR5 2017 BLL-22 Safely

šŸ“ Huawei GR5 2017 BLL-22 C636B150 Firmware (Asia)
Download BLL-22 Stock ROM (C636B150)

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