How to install the developer preview of Android 7.1 Nougat on Nexus one? -Tutorial [Full Guide]


the latest version of Android is finally available for the latest Nexus. The Developer Preview 1 is out this Thursday, October 20, and it is already possible to install it on your phone if it is compatible.


android_7-1-1_nougat


the first D eveloper Preview Android 7.1 Nougat is available for the Nexus 6 p, 5 X and Pixel C, as Google had already announced previously. According to the presentation page of this beta, deployment should be done in three phases: a first in October for the 6 p, 5 X and Pixel C, then a second one in November that will also concern the Nexus 6 , 9 , Nexus Player and some Android One. Finally the final version should be out in December.


try this version, it’s simple, just follow the guide.


join Android Beta Program


the simplest way to update my Google Nexus 6 p , 5 X or my Pixel C – unmodified – Android 7.1.1 Nougat, is to go through the Android Beta Program . Indeed, just go to the program page to register your compatible device .


nougat_711_preview


once this stage is passed, the OTA notification should not delay to point the tip of my nose in your notifications drawer. Otherwise, go to the settings on your phone to check for new updates ( about phone > system updates). You just start the download then restart your smartphone to take advantage of the Developer Preview .


through the factory image


have a custom recovery unfortunately blocks OTA updates. Two options so you if you want to install this Developer Preview on a modified smartphone. On the one hand, you can Flash recovery of the factory image in order to use the previous method.


on the other hand, it is possible to Flash directly the Android 7.1.1 Nougat factory image, since they are available on the Google Developer site . Consider making a data backup before installing the image, since the operation will erase them.


how Flash the factory image?


installation of the ADB and Fastboot commands


on your computer (Windows, Mac OS or Linux), you will need the Android SDK (or at least the tools SDK), available on dedicated to the Android developers site . On the page, click on Download Download the file corresponding to your OS in the section Get just the command line tools and Options . Unzip archive downloaded and a folder android-sdk-xxx should appear – xxx depending on your operating system. command_line_tools_fastboot


in this folder, go to tools and run the file android . A window Android SDK Manager opens. Select Android SDK Tools and Android SDK Platform-Tools located in Tools and If you are on Windows, also check Google USB Driver in Extras. Once the installation is complete, a new folder platform-tools has been added to the folder android-sdk-xxx . It contains all the files necessary for the installation of our factory image.


command_lines_install_fastboot


If you are on Windows and that your phone is not recognized by ADB despite the previous step , 15 second ADB install , available on XDA , may also do the trick (during installation, answer ‘y’ to all the questions and press enter).


15 seconds adb installer windows


a problem under Windows, it is possible that you need USB, also download drivers if your device doesn’t not automatically installs when you first connect.


your device must also be USB debugging mode. To do this, go to the ‘About’ from the settings section and click the box build number seven times until a message appears at the bottom of the screen. Then go back and turn on debugging USB option in the menu Options for developers . If a pop-up window appears when you connect your phone to the computer, asking you to allow the USB debugging, click OK.


nexus-9-debogage-usb-2

flash of the factory image


page Google Developer , download the image factory for your smartphone, the Nexus 5 x it will be bullhead-npf10c-factory – ab01b47a.zip for example. Unzip archive in the platform-tools folder , one of the subfolders of android-sdk-xxx that you installed earlier.


flash_developer_preview_nougat_screenshotsfull


it’s time to play with your PC terminal. Connect your smartphone to your PC by USB, checking that the USB debugging is enabled. Open a terminal and type “ cd the/path/to/Platform-Tools / ‘ to position your device in the appropriate folder. Of course, replace the/path/to/Platform-Tools / with the actual path to your folder platform-tools . For example, it gave / Users/humanoid/Downloads/android-sdk-macosx/platform-tools in my case.


cd/Users/humanoid/Downloads/android-sdk-macosx/platform-tools



after taking care of backup and synchronize all your data , type in your Windows or Linux terminal under ‘ adb reboot bootloader “or” . / adb reboot bootloader under Mac OS . If this does not work, you can also just turn your phone off and turn it back on in now the power and volume down keys keys, this will have the same effect.


adb reboot bootloader
. / adb reboot bootloader



once in the bootloader, make sure that you have unpacked the contents of the .zip file downloaded in platform-tools and type ‘ flash – all.bat ‘ If you are under Windows, or type “ flash sh – all.sh ‘ If you run Linux . Mac OS , it will take in advance change the flash file – all.sh to replace all the “ fastboot ‘ by of” . / fastboot “before typing” flash sh – all.sh


flash – all.bat Windows
flash sh – all.sh Linux
. / fasboot instead of fastboot in flash – all.sh , then flash sh – all.sh Mac OS



flash_fastboot_nougat_developer_preview02-copy


in summary


  • install

  • adb and fastboot

  • download the .zip on Google Developer

  • place the files of archive in platform-tools

  • back up all their data

  • turn on USB debugging

  • cd/path/to/platform-tools

  • adb reboot bootloader or . / adb reboot bootloader on Mac OS

under Linux


under Mac OS


  • replace all the “ fastboot []. “by” . / fastboot “in flash – all.sh

  • flash sh – all.sh

in Windows


it’s over! Let the script and wait for the phone to restart Android 7.1.


to read in FrAndroid: Android 7.1 Nougat: a fuller version for the Pixel







Nexus 5X





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