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Download & Install Lineage OS 14.1 [Official] [Android Nougat 7.1] ROM on Google Nexus 9 LTE (flounder_lte)

Recently Cyanogen discontinued their project and transitioned CM into Lineage OS. LINEAGE OS 14.1 [Android Nougat 7.1], the successor to Cyanogen OS is now available officially for the Google Nexus 9 LTE (flounder_lte). As we know Google Pixel is the first smartphone by Google which debuts the Android 7.1.2 Nougat update which comes with a unique feature called Google Assistant. Lineage os is based on the Android Open Source Project with extra contributions from many people within the Android community. Lineage OS is the new standard for all custom ROMs out there. This Official Lineage Os Android 7.1.x Nougat comes with handful of features such as App Shortcuts, Multi Window support, bundled notification, improved battery optimization, and numerous other value-added features to enhance user experience. It gives you all CyanogenMod 14.1 [CM 14.1] features with some major customized that makes your tab more fast and stable.

In this guide we will guide you on how to install Official Lineage OS 14.1 on Google Nexus 9 LTE (flounder_lte)Official & Unofficial Lineage Os 14.1 page is dedicated to maintain the all available Lineage OS 14.1 (android Nougat 7.1) ROMs available till date. Lineage OS is much more improved and have some unique features of its own. Users preferred CM ROMs over stock OEM ROMs because of the customization features. Just stay tuned to these pages if you want the latest Lineage OS 14.1 ROM for your Android device. It is not guaranteed that your device will get an update of Lineage OS but you can hope for the best always.



DISCLAIMER:

Installing a custom ROM on a mobile requires the bootloader to be unlocked on this mobile phone, which may VOID your warranty and may delete all your data. Before proceeding further you may consider backup all data on the phone. You are the only person doing changes to your tab and I cannot be held responsible for the mistakes done by you.


Prerequisites:

  • This is new [Official] Lineage os 14.1 [Android 7.1] firmware has to be installed on the Google Nexus 9 LTE (flounder_lte) model only; (Don’t Try this in Any other device) [To check your device model: Go to Settings >> About phone >> model number].
  • Take a Complete Backup of your Device. This is the most important step as if you screw up something you’ll have a complete backup so you can restore to the previous state.
  • You Need to have a Unlocked bootloader and have a custom recovery like TWRP flashed.
  • Make sure the device has more than 70- 80 percent battery Charging.
  • Most of the custom ROM will not have Google Apps in them. So, you will have to download and install GApps manually.
  • If you face force close, go to Settings >> Setupwizard >> Give permission



Official Lineage OS 14.1 [ Android Nougat 7.1] Download Links :-





How to Install a Lineage os 14.1 ROM using TWRP Recovery

  • Download and transfer the Lineage OS ROM zip file and Gapps package zip file that you downloaded above to your Google Nexus 9 LTE (flounder_lte)  device’s storage..
  • Turn off the device & Boot your device into TWRP recovery mode by long pressing Volume Down + Power key Simultaneously.
  • Once entering the TWRP Recovery menu, clear phone's memory (full) by selecting 'Wipe' option. Once done, select 'Swipe to Factory Reset' on the bottom of screen to perform factory reset.
  • Go back to TWRP main menu, tap on Install and select the Downloaded Lineage OS .zip file that you transferred to your device in Step 1.
  • After selecting the .zip file, do Swipe Right to Confirm Flash on the bottom of screen to begin the custom ROM installation process. This may take some time.
  • Once your ROM is successfully flashed, Go back to TWRP main menu, tap on “Install” and select the Gapps.zip that you transferred to your device in Step 1.
  • After selecting the Gapps.zip file, do Swipe Right to Confirm Flash on the bottom of screen to begin the Gapps installation process. This may take some time.
  • Once your ROM is successfully flashed, you’ll see “Wipe cache/dalvik” option, select it and then do “Swipe to wipe” on bottom of screen.
  • Once cache & dalvik wipe completes, hit the “Back” button on-screen and then select “Reboot System” button.

Note:- If faced with boot loop problem, navigate back to TWRP settings, and select 'Wipe cache/dalvik'. This procedure will help resolve any issue with regard to custom ROM installation.

That's it! I hope you have installed the Lineage OS 14.1 on your smartphone. Go to Settings > About phone to verify. Leave a comment or feedback down below. Thank you!