In this detailed guide, you will learn that how to manually download and install the official Android Nougat update for Asus Zenfone 4 Pro (ZS551KL). Asus has recently started seeding the new update for Asus ZenFone 4 Pro with build number 14.2610.1711.35. This latest official update comes with many improvements, performance, stability and changes like new Game Genie app, better battery life, support for VoLTE and VoWiFi for the CHT, improves camera performance, volte for Softbank networks and much more. Also, the the14.2610.1711.35 update includes general bug fixes, supports Google Assistant in sleep mode, and improves compatibility of Bluetooth and so on. The Asus starting rolling out Android 7.0 Nougat update via OTA (Over-the-Air), phase-wise manner. So it will take few weeks for the update to reach all corners of the world. If this OTA update has not yet reached in your region and you can’t wait more, then still you can install it manually by following this simple step by step guide.
The 14.2610.1711.35 update is still based on Android 7.0 Nougat; we expected that Android 8.0 Oreo official update will be released at the end of this month for Asus Zenfone 4 Pro (ZS551KL). We always recommend keeping updated your Android devices to the latest official stock firmware released by Zenfone. Not necessary but it is better to take the full backup of all your valuable data. If you are interested in installing 14.2610.1711.35 Android Nougat official update on your own Asus Zenfone 4 Pro (ZS551KL) then go ahead and follow the given steps.
This guide containing the Official Android 7.0 Nougat firmware and instructions can be used only with the ZenFone 4 Pro (ZS551KL). Do not try to install this firmware on any other device or incorrect variant. Verify the model number of your device by navigating to Settings > About Phone, the model number of your device must be models ZE520KL and ZE552KL.
AndroidXDA.net will not be held responsible for any damage occurred to your Asus ZenFone 4 Pro (ZS551KL) during or after the installation of Android 7.0 Nougat Proceed at your risk.
Before Getting Started:
- Make a proper backup of all the existing data and settings of your ZenFone 4 Pro (ZS551KL), in case anything goes wrong then you’ll be able to restore your data back.
- Verify that you’ve correctly installed the ZenFone 4 Pro (ZS551KL) USB Drivers on the PC.
- Enable USB Debugging Mode on your ZenFone 4 Pro (ZS551KL) by navigating to Settings > Developer Options > check the USB Debugging option.
- If you have a custom ROM installed on the phone, then after installing this stock update, it will be lost.
- The stock version will replace the custom recovery.
- Check the battery level of your ZenFone 4 Pro (ZS551KL), and it should be charged at least about 80% before proceeding to the installation guide.
Steps to Update Asus ZenFone 4 Pro (ZS551KL) to Android 7.0 Nougat:
Step No 1: First, setup ADB and Fastboot on your PC.
Step No 2: Download the Official Android 7.0 Nougat firmware file on the desktop of your PC from the above given link and rename it to ota.zip
Step No 4: Connect your ZenFone 4 Pro (ZS551KL) with your PC/laptop using its USB data cable.
Step No 5: Open the folder where you have placed the downloaded OTA.zip file and also open command windows within the folder.
Step No 6: Type the following command and hit Enter to reboot your phone into Recovery Mode.
adb reboot recovery
Step No 7: Select the “Install from USB” option in Recovery Mode.
Step No 8: Type the following command and hit Enter.
adb sideload ota.zip
Step No 9: The installation process will be initiated, so wait for the installation to be completed.
Done! You have successfully installed the Official Android 7.0 Nougat firmware on Asus ZenFone 4 Pro (ZS551KL).