How To Update Huawei GR5 Mini To B356 Android 7.0 Nougat Official Firmware

If you own Huawei GR5 Mini NMO-L31 and want to update on Android Nougat OS, then you are at the right place. In this detailed guide, we are going to share the official Android 7.0 Nougat firmware. Huawei has started rolling out the latest OTA firmware update B356 Android 7.0 Nougat firmware based on EMUI 5.0 OS for Huawei GR5 Mini NMO-L31 in the Middle East and Africa. This latest update is a stable build and packed with all new exciting features and bug fixes. Also, the B356 official Android 7.0 Nougat comes with optimisation of system performance, stability, power consumption and much more. Huawei rolled out this latest update via OTA (Over-the-Air), so check if you received the official B356 Android Nougat by going to Settings —> About Phone —> System Updates. If the update is available then tap and install it on your Huawei GR5. But if the firmware update is not yet available in your region then still you can install it manually by following this step by step guide, from below you can download the ROM Zipped file to flash Android Nougat manually on your device.

The B356 Android 7.0 Nougat is the sweetest update from Huawei and brings tonnes of new features like Vulcan API, Notification redesign, Multi-tasking, Split screen, Quick Reply and much more. The Huawei GR5 Mini comes with 5.2 inches display with a resolution of 1080 x 1920 and a pixel density of 424 ppi and powered by Octa core Hisilicon Kirin 650 processor along with 2GB of RAM and 16GB internal storage. Not necessary but it is better to take a complete backup of all your valuable data before proceeding. If you are interested in installing B356 Android 7.0 Nougat firmware on Huawei GR5 Mini NMO-L31 then go ahead and follow the given steps.

How To Update Huawei GR5 Mini To B356 Android 7.0 Nougat Official Firmware 1

NMO-L31C636B356 Android 7.0 Nougat Details:

Model NMO-L31
Model name Huawei GR5 Mini
Country Middle East and Africa
Version Android 7.0
Firmware B356
EMUI Version 5.0
Type Full firmware image
Product code BTU
Build No. NMO-L31C636B356

Warning: will not be held liable for any kind of damage occurred to your device during or after the installation process. Please proceed at your own risk.


The Huawei GR5 Mini should have the stock unrooted firmware installed.

Required Files:

  • Download
  • Download Full Update

Steps To Flash Official Android 7.0 Nougat on Huawei GR5 Mini:

Step No 1: – First, download the update file for your Huawei GR5 Mini device from the link given above.

Step No 2: – Create a folder named “dload” in the root of your internal storage of your device.

Step No 3: – Transfer the “” file you downloaded to this folder.

Step No 4: – Next, navigate to Settings app and go into Update option. Press the menu key and chose Local update.

Step No 5: – The file will be shown there, just tap on it and initiate the update process.

Step No 6: – This process may take some time, so wait for the process to finish successfully. Once the update process is finished, the phone will Reboot automatically.

Done! You have installed the latest Android 7.0 Nougat on your Huawei GR5 Mini.

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