Huawei P9 Plus VIE-L29 received nougat B361 firmware update for Latin American region. all users who have open market phones can install this upgrade.

Changelog:

• Huawei designed EMUI 5.0 based on the newly released Android 7.0. The brand new EMUI 5.0 is inspired by the pure blues and whites of the Aegean Sea. The interface is simple and smart, and EMUI 5.0 comes with enhanced, powerful performance that allows mobile phones to operate more smoothly.

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• A cleaner, more interactive interface A brand new UI and effects inspired by the blues and whites of the Aegean Sea. Simplified gestures, with most operations completed in 3 steps.
• EMUI 5.0 is more customizable, offering an optional Android App Drawer layout to users.

Enhanced features

• System operations are more fluid, allowing you to view a massive amount of images, browse websites, and perform searches faster.

[Find out more]

Notifications

• An optimized design combines shortcuts with notifications to reduce the complexity of user actions. Touch and hold notifications to quickly block messages and notifications.Reminder cards are stacked to save space.
• Three dimensional task management Tasks are stacked three dimensional on the UI. Smooth gestures allow users to scroll through tasks by sliding up and down or dismiss tasks by swiping left or right.

Camera

• Camera now supports plug-in management. Infrequently used modes, like document scan, are presented as plug-ins.

Contacts

• Customization and sharing features added to name cards. The sharing feature allows quick sharing of contacts through Bluetooth, Facebook, and other methods.
• Added a scanner to the search box and lock screen, making it easier to add new contacts.

Email

• Improved how unread emails are tagged in the inbox. Users can now quickly delete, star, and mark emails as read or unread from the left sliding menu.

Settings

• Added a newly designed drawer feature. When this feature is enabled, it hides non-system preset apps in a drawer on the home screen, presenting you with a simple and tidy layout.
• Added a new drawer feature for settings. For settings that take two or more steps to set up, the user can now jump directly back to the main settings page with one gesture.
• Added eye comfort mode, enabling you to adjust the screen color temperature manually to lessen visual fatigue.

• Firmware Download Link : Alternative Link
• File Download Size: 1.3 GB
• Data File Download Link: Alternative Link
• File Download Size: 1.1 GB
• Build Number: VIE-L29C605B361
• Supported Model: VIE-L29C605 (Latin America Open Market)
• Update Type: Full OTA Incremental
• Release Date: 07-March-2017

Installation Method 2

• This method will erase your data so backup everything.
• You must be running latest Marshmallow for this method
• Charge battery up to 70%
• Unlock bootloader (How to unlock bootloader?)
• Now copy firmware file on sd card
• enable usb debugging again and then connect your phone with pc in fastboot mode.
• Download TWRP recovery from THIS LINK
• Extract twrp file and open MAF32.exe , then type this command ” fastboot flash recovery twrp-3.0.2-0.img ” and press enter
• After successful installation immediately start phone in TWRP mode by holding volume up & power button, don’t allow phone to restart normally, otherwise your will lose twrp recovery.
• on 1st screen of TWRP swipe to allow modification
• Then tap on install and select update.zip file then swipe to install
• Don’t restart, then again tap on install and select other zip file “update_data_full_hw_la.zip ”  and swipe to install.
• At 1st boot phones will go to recovery, you need to factory reset.
• Now restart your phone, voila you are running EMUI 5.0

Installation Method 3

• Enable OEM unlock in developer options (very important).
• Charge battery upto 60%
• Backup all important data on pc
• Good quality sd card with 6 GB free space
• Download both files (firmware and data) on pc.
• Make dload folder on sd card
• Extract firmware file and copy update.app to dload folder.
• Dial *#*#2846579#*#* and select software upgrade & SDcard Upgrade,
• If code doesn’t work then switch off phone and hold 3 buttons (Volume up, volume down and power) to start update.
• If installation successful, then do next step otherwise use method 2
• Extract “update_data_full_hw_la.zip” and copy all files inside to dload folder, and then repeat 3 button process.
• Done