Huawei P8 GRA-L09 Movistar variant has been upgraded to B316. Users with cust version C521 can install this firmware upgrade. The build number of this firmware is B316.

What’s New:

• This update improves system security with Google security patches.

[Optimizations]

• Improved device security with Google security patches.

Huawei P8 GRA-L09 Firmware B316 Movistar

Firmware Details

• Firmware Download Link : Huawei Server | Alternative Link
• File Download Size: 1.7 GB
• Build Number: GRA-L09C521B316
• Cust Version: CUSTC521D001
• Release Date: 16-June-2017
• Supported Model: GRA-L09C521 (Movistar-Latin America)
  
• Update Type: Full Firmware OTA Official

Installation Method

• Backup all important data
• You should have 4 gb free space
• Charge battery up to 50%
• Your phone should not be rooted.
• Make dload folder on sd card/Internal storage
• Extract update.zip and copy update.app to dload folder,
• Go to settings>updater>menu>local update, then select update.app to install update.
• Or another method is switch off your phone and hold 3 buttons (volume up, volume down, and power) until you see update start screen.
• Done