Update OnePlus 3T to Android 7.1.1 Nougat via Lineage OS 14.1 Custom ROM

The latest Lineage OS 14.1 Nightly custom ROM has been released for OnePlus 3T smartphone. The ROM is based on Android 7.1.1 Nougat and OnePlus 3T users can taste the Android 7.1.1 Nougat experience at their devices. Lineage OS is the new name assigned to CyanogenMod custom ROM so basically, Lineage OS 14.1 Nightly is a newly branded ROM based on popular CM custom ROM. This latest custom ROM comes with all the great features associated with Nougat and also some aftermarket features and customization’s to play and modify your device. This is not officially announced by OnePlus but just a custom ROM. Keep in mind that this custom ROM is not a final build so you may face some minor bugs and not functioning features but don’t worry you can use it as a daily driver. Your device must be rooted and installed with the latest version of a custom recovery like TWRP or CWM. Because a custom recovery will be needed to install Lineage OS 14.1 on your OnePlus 3T.

By following this step by step guide, you can install Android 7.1.1 Nougat Lineage OS 14.1 Nightly custom ROM on OnePlus 3T. This latest custom ROM brings flexibility, customizability and enhanced performance for your device. Many users have already tested this Lineage OS 14.1 Android 7.1.1 OS, reported that everything is working without problems on the OnePlus 3T. Before proceeding, don’t forget to take a complete backup of all your existing data. Because while flashing this custom ROM your entire data will be wiped clean. If you are interested in updating your OnePlus 3T to Android 7.1.1 Nougat Lineage OS 14.1 Nightly custom ROM then go ahead and follow the given steps.

Update OnePlus 3T to Android 7.1.1 Nougat via Lineage OS 14.1 Custom ROM 1


This guide containing the Lineage OS 14.1 Nightly Android 7.1.1 Nougat Custom ROM is working with the OnePlus 3T devices. Do not try to install this ROM on any other device, as a result, your device might get bricked.


AndroidBlog.gs will not be held responsible for any damage occurred to your OnePlus 3T during or after the installation of Lineage OS 14.1 ROM. Proceed at your risk.


  • Make sure that the battery level of your OnePlus 3T is at least about 80% before moving to the installation guide.
  • Download and install proper USB Drivers for the OnePlus 3T on PC.
  • It is highly recommended to take a good backup of your important data and settings on the phone using a custom recovery such as CWM or TWRP. In case anything goes wrong then you’ll be able to restore your data.
  • Enable USB Debugging Mode on One Plus One from Settings > Developer Options.
  • Your phone should be rooted with the latest version of CWM or TWRP recovery installed.
  • The bootloader of your phone should be unlocked.

Required Files:

Steps to Install Lineage OS 14.1 Android 7.1.1 Nougat ROM on OnePlus 3T:

Here we have given a step-by-step guide on how to install Android 7.1.1 Nougat based Lineage OS 14.1 custom ROM on OnePlus 3T.

Step No 1: – First, download the Lineage OS 14.1  Android 7.1.1 Nougat custom ROM and Google Apps package from the above links on the desktop of your PC. Do not extract these files.

Step No 2: – Now, connect your OnePlus 3T to the PC using its USB data cable.

Step No 3: – Move the Lineage OS 14.1 firmware and Google Apps zipped files to the root folder of SD card on your phone.

Step No 4: – Now, disconnect the device from the PC and turn it OFF in order to boot into Recovery Mode.

Step No 5: – Turn ON the OnePlus 3T while pressing and holding Volume Up + Home + Power keys at the same time for a while until the device enters into Recovery Mode.

Step No 6: – Go back to the main recovery menu and perform a full data wipe. This includes Dalvik cache, Cache, System, Factory data reset.

Step No 7: – Go back the main Recovery menu and choose install zip from sdcard> choose zip from sdcard.

Step No 8: – Find the ROM file that you’ve already transferred to the root folder of your SD Card in Step No 3. Select the Lineage OS 14.1 ROM .zip file and proceed the installation process.

9: – Once the ROM is successfully installed on your OnePlus 3T, install Google Apps package by following the same procedure as given above.

Step No 10: – After the installation of Lineage OS 14.1 Android 7.1.1 Nougat custom ROM and Google Apps, select reboot system now to reboot the phone.

It will take about 5 minutes to boots up for the first time after installing ROM on your phone.

That’s All! You have successfully updated OnePlus 3T to the latest Android 7.1.1 Nougat with Lineage OS 14.1 Nightly custom ROM.

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