Huawei has been providing software updates to Nougat and Marshmallow to almost all of its new and old handsets, including the fairly old Huawei P8 GRA-L09. This device has recently received the Marshmallow update, with the build number of GRA-L09C02B399. Based of EMUI 4.0, this update is going to further secure your phone from online threats. If you would like to Download and Install Huawei P8 B399 Marshmallow Update [Vodafone Europe], then you are in the apt place.
This new OTA Update is an incremental update which comes with build number GRA-L09C02B399 and the Firmware version is B399. This update brings latest July security patch level as well as performance and stability improvement.
This official B399 Marshmallow Update is rolling out via OTA (Over-the-air) in phase wise manner. If you are from Europe then you may have already received the update.You can manually check for the update. Go to Settings –> About Phone Section –> Software Update.
If there is no update available on your then you can wait for few days for the update to come or you can follow our guide to manually Update Huawei P8 to B399 Marshmallow Firmware [Vodafone Europe].
About The Firmware
|Device Name||Huawei P8|
|Security Patch Level||July 1, 2017|
- This Update is only for Huawei P8 |GRA-L09, so don’t try on other models.
- Maintain 50-60% battery to prevent sudden shutdown between the process.
Follow the below Guide Exactly or else it may lead to brick your device.Theedroidguru should not be held responsible for any damage.
Download B399 Marshmallow Update
How To Flash / Install B399 Marshmallow Update On Huawei P8 | GRA-L09 (Europe)
Step 1.First, Download the Firmware for Huawei P8 (according to your device’s model number) from the download section above
Step 2.Extract that file and create a folder ‘dload’ and place the ‘update.app’ file in that folder and then move that ‘dload‘ folder to your SD card.
Step 3.Now reboot your device and press ‘Volume Up + Volume Down + Power Button’ together for a while.
Step 4.This will start the firmware installation process automatically.Wait till the process is finished
Step 5.Once the process is finished, reboot your device.Your Huawei P8 GRA-L09 should boot into the latest B399 Android Marshmallow Firmware
Step 1.Follow the above download links given, and extract the appropriate one as per your region/model number.
Step 2.In the root storage of your device, create an empty folder called “Dload“.
Step 3.Now, copy the update.app file extracted to the “Dload” folder on your smartphone.
Step 4.Now dial *#*#2846579#*#* to open a hidden menu.
Step 5.Next, click on Project Menu > Software Upgrade > SDCard Upgrade.
Step 6.Now select the update and run it.
Step 7.Once done, reboot your Huawei P8 GRA-L09 for maximum performance.It should boot into the latest B399 Marshmallow Firmware.
If you have any question or suggestion regarding this post, feel free to leave that in the comment section below 🙂