How to Update Huawei GR5 (KII-L21) To Android 5.1 Lollipop build C636B130


Huawei GR5 (KII-L21) first stock Lollipop 5.1.1 based firmware build C636B130 is now available for download in Asian countries including Vietnam.

Follow our guide below to download the update and install it yourself.

Firmware Details

  • Device: Huawei GR5
  • Model: KII-L21
  • Android: v5.1 Lollipop
  • EMUI: 3.1
  • Firmware: B130
  • Build Number: KII-L21C636B130
  • Region: Asia
  • Country: Vietnam
  • Release Date: 15.02.2016
  • Status: Official (stable)
  • Type: Full firmware image
  • File Name:

Thing You Need To Know
•This firmware can only be flashed on the Asian GR5 KII-L21 variant.

This site or the developers are not
responsible,  if you damage or brick your device.Do it on your own risk
and follow the instruction properly.

Backup important files stored on your device before proceeding with the steps below, so that in case something goes wrong you’ll have the backup of all your important files.

How to Update Huawei GR5 (KII-L21)  To Android 5.1 Lollipop build C636B130:

Download Huawei GR5 Stock Firmware.

1- To install the firmware, extract the Zip.
2-Copy that dload folder to your microSD, take a full backup (optional), and fire the upgrade from Settings > Updates > Menu > Local Update.

Huawei GR5 (KII-L21) should now have Android 5.1.1 Lollipop on your phone! Go to Settings > About phone to verify.


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