How to flash official Android 7.0 Nougat on Huawei GR5 Mini


Huawei promised to deliver over 48 hours long lasting battery with its Huawei GR5 Mini Android smartphone. The GR5 Mini has been equipped with 3000mAh battery and has an intelligent power saving functionality that eliminates the hassle of using Power banks and constant charging. The Huawei GR5 Mini has a 5.2 inch touch screen display with the resolution of 1080 x 1920, 2 GB of RAM, 16 GB of internal storage and is powered by a OCta Core Hisilicon Kirin 650 processor. Moreover, the device comes with Android M out of the box but now you can easily update your Huawei GR 5 Mini to Android 7.0 Nougat as Huawei has officially released Android 7.0 OS for the device.

flash official Android 7.0 Nougat on Huawei GR5 MiniThe new update comes with the build number of NMO-L31C636B356
and it’s currently on the roll as an OTA update.  We have tested the latest B356 update on Huawei GR5 Mini and its more stable than Marshmallow. Furthermore, the new update is based on EMUI 5.0 and is packed with many features. If you own a Huawei GR5 Mini NMO-L31 and want to update it to Android 7.0 Nougat then follow the steps.

Here are the details of NMO-L31C636B356 update for Huawei GR5 Mini

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


This Android 7.0 update guide is only for Huawei GR5 Mini. Verify your device model by going to Settings > About Phone.


AndroidTutorial.Net will not be held responsible for any damage to your device during or after the update process. So proceed at your own risk.


  1. Make sure you have created a full backup of your device including your personal photos and videos.
  2. Your device should have more than 60 percent or higher battery to prevent any unexpected shutdowns during the update process.
  3. You have installed the latest Huawei GR5 Mini USB Drivers.

Required Files:

Download Full Update

How to Flash Official Android 7.0 Nougat on Huawei GR5 Mini:

Step 1: First download the official Android 7.0 Nougat update for Huawei GR5 Mini.

Step 2: Now create a folder named ‘dload’ in the root of your internal storage.

Step 3: Now transfer the ‘’ file you downloaded to this folder.

Step 4: Once placed, go to Settings and go into the Update option. Press the menu key and choose Local update.

Step 5: The file you placed will show there. Now tap on it and start the update process.

Step 6: The process may take some time to complete. Once completed, the phone will reboot automatically.

That’s it. You have successfully installed the official Android 7.0 Nougat update for Huawei GR5 Mini. If you have any questions or stuck at any point do let us know in the comments.