Good news for the Asian Huawei GR5 users, the official Android 5.1 Lollipop is now available for the Huawei GR5 KII-L21 variant. The users can now Update Huawei GR5 to Android 5.1 Lollipop C636B130 builds official firmware. OTA updates are live in the region and most of the users are getting OTA notifications. However, the users can also opt for Local updates through built-in Updater app. Download the OTA Android 5.1 official updates from the link provided under. Then flash it to Update Huawei GR5 manually. Following is the detailed procedure for manual flashing the firmware.

DISCLAIMER: This guide and the firmware can be used to update Huawei GR5 KII-L21 Asian variant only, to Android 5.1 Lollipop Stock B130 Firmware. Didn’t works on any other variant. Also, users will be responsible himself for any consequences.

Firmware info.

Device Model: Huawei GR5 KII-L21.
Firmware: Android 5.1 Lollipop EMUI 3.1.
Firmware Build: KII-L21C636B130.
Region: Asia (Vietnam).
Status: Official (stable).

Preps| Downloads.

The complete backup for your important data on GR5 is recommended.
Complete charging of GR5 before processing is very necessary.
Install Huawei USB drive or HiSuite on the PC for GR5 smooth connectivity. [Link]

Download Lollipop Firmware from this Link: |Official Link| – |Size: 1.51 GB|.

Downloaded File Name: [KII-L21C636B130.zip].

Steps to Update Huawei GR5 to Android 5.1 Lollipop Stock B130 Firmware.

Download the official OTA updates from the link and then unzip
Now copy the ‘dload’ folder from unzipped firmware folder to Huawei GR5 external Sd-Card.
Go to ‘Updates’ from “Settings” then tap on Menu. >> tap ‘Local update’.
Now find the dload folder and choose the updates file. > tap to confirm.
Next GR5 reboots in recovery mode and starts flashing.
GR5 Reboots normally when the process gets completed.