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After a huge EMUI 4.0 BETA update released by Huawei for its Huawei P8 device, a new final version pops up for the device with firmware version B317. This is an official Android 6.0 Marshmallow update for the stock EMUI ROM. The update brings many new features over the BETA update and as it is a final version, it can be termed stable and free from bugs. The update comes to the GRA-L09 (Europe) variant and it will take your P8 to firmware version GRA-L09_C432B317. So hit the download section below to grab the latest update. We have also listed a simple tutorial to update your phone which goes well with almost all Huawei devices; provided you have the correct update file. This is for Spain and the update is rolling out regionally. Firmware Details: 

  • Device: Huawei P8
  • Model: GRA-L09
  • Android: v6.0 Marshmallow
  • EMUI: 4.0
  • Firmware: B317
  • Build: GRA-L09C432B317
  • Region: Europe
  • Country: Spain
  • Status: Official (stable)
  • Release Date: 19-02-2016
  • File Name: GRA-L09_C432B317_Firmware_Europe_Android6.0_EMUI4.0.zip

Download OTA for Huawei P8↓

  • Final EMUI 4.0 B317 OTA for Huawei P8 GRA-L09
    Download | OTA C432B317 File: update.zip (434.4 MB)
  • Official full stock firmware for Huawei P8 GRA-L09
    Download | File: GRA-L09_C432B317_Firmware_Europe_Android6.0_EMUI4.0.zip [1.46 GB]
  • Marshmallow firmware files for Huawei P8 Lite → Visit
  • Marshmallow for Huawei P8 → Link
  • Marshmallow for Huawei Mate S → Link
  • More firmware files for Huawei P8 and P8 Lite → Visit

You can also check out all previous builds for the Huawei P8 and the P8 Lite and installation procedure as well from the following link: Update Huawei P8 With Official Android 6.0 Marshmallow Beta Firmware. A similar update was earlier released for the Honor 7 as well. Check out the new features from the EMUI 4.0 update and the downloads. Get to this page for the latest firmware files.

How to Install Official Huawei P8 B317 Android 6.0 Marshmallow Update

Step 1. First, check your firmware version. If you already have the latest one, you don’t need to update.

Step 2. Backup is highly recommended. Backup all your personal stuff like data, apps, media, storage files and fully charge the battery.

Step 3. Download Android 6.0 Marshmallow OTA file from above for your Huawei P8. You need to be on the base firmware and then update to B317 as follows if you are using the OTA.

Step 4. Rename the downloaded file to update.zip for convenience. (.zip extension is important)

Step 5. Now create a folder named dload in the root of your internal storage or on your SD card. Now place the update.zip file here.

Step 6. Go to settings>update and hit the menu button and then choose Local update.

Step 7. If  you have copied the update.zip file correctly, then you will find it on the select menu. Tap on it and start installation

Step 8. Wait until the update is applied.

That’s it. Reboot and enjoy your latest marshmallow ROM. Alternatively, you can flash the firmware files using ADB sideload method.

See method 2 there: Update using ADB sideload method →

Troubleshoot boot loop:

Forced upgrade: In case your phone is bricked, turn it off completely and then boot by holding Vol down + Vol up + Power at the same time. Release the Power button upon vibration and wait for the upgrade to start. Alternatively, you can try a factory reset from your stock recovery.

Like and share us on social media. For any help or queries, comment down below. Get in touch with us if you want to know more about the installation procedure or the device. If you come across any errors let us know.

Source: XDA 1

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