Update Huawei Honor 5X (KIW-L21) To Official Marshmallow 6.0.1 B310


Huawei Honor 5X ( KIW-L21 ) Official Android 6.0.1 Marshmallow update build B310 is now Rolling out in Middle Eastern countries.

Firmware Details:

  • Device: Huawei Honor 5X
  • Model: KIW-L21
  • Android: v6.0.1 Marshmallow
  • EMUI: 4.0
  • Firmware: B310
  • Build Number: KIW-L21C185B310
  • Cust Number: CUSTC185D006
  • Security Patch Level: May 1, 2016
  • Region: Middle East
  • Release Date: 10.10.2016
  • Status: Official
  • Type: Full firmware image
  • File Name: HONOR_5X_Firmware_KIW-L21_Android 6.0.1_EMUI 4.0_C185B310CUSTC185D006.zip

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 backup of all your important files.

How to Update Huawei Honor 5X (KIW-L21) to Official Marshmallow 6.0.1 Build B310 EMUI 4.0

  1. Download Huawei Honor 5X ( KIW-L21 ) Marshmallow 6.0.1 B310 and extract the zip package on your computer.
  2. Transfer the dload folder to the external microSD card of your device.
  3. Take a full backup of existing data stored on phone.
  4. Turn your device off.
  5. Now reboot while holding Vol down + Vol up + Power for a few seconds to initiate the upgrade process.

Your Huawei Honor 5X ( KIW-L21 ) should now have Android 6.0.1 Marshmallow B310 Firmware on your phone! Go to Settings > About phone to verify.

That’s all. We hope this guide serves you well. If there’s anything you’d like to be added/changed on this page, PLZ Use the comment box below to contribute more ideas & Suggestions.

Like this post? PLZ Hit the share buttons below to share this article with your friends on Facebook, Google + and Twitter.



Please enter your comment!
Please enter your name here