Custom ROM

Install Android 9 Pie based LineageOS 16 on OnePlus 3/3T

Install Android 9 Pie on OnePlus 3 and OnePlus 3T smartphone. All thanks to JagravNaik, a senior developer from the Cyanogenmod community for compiling this beautiful ROM. In this guide, we’ll go through step by step process on how to install LineageOS 16 based Android 9 Pie on OnePlus 3/3T.

Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T

To flash Android ROM, all you need to do is unlock bootloader, root Android phone, and install TWRP recovery. Here we have given easy steps tutorial on unlocking bootloader, getting root access, and flashing TWRP custom recovery on One Plus 3 smartphone. In case if you are looking for OnePlus 3 best custom ROM, your wait is finally over.

Today we bring you a LineageOS 16 custom ROM especially for your OnePlus 3 and 3T smartphone. This Android 9 Pie-based Lineage OS 16 ROM is completely stable and bug-free. But still if you come across any issues, then don’t worry as all those glitches will be cleared up with the next update. If you wish to update your phone, then head on to our easy step guide on how to install LineageOS 16 based Android 9 Pie on OnePlus 3/3T.

Disclaimer:

Neither we at Droid Thunder nor the developers will be liable for any damage caused to your device by using this guide. It is recommended to proceed at your own risk.

Compatibility:

Install this Lineage OS 16 ROM only on One Plus 3 and One Plus 3T. Flashing this custom firmware on any other device or variant might cause permanent damage.

Screenshot:

Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T screenshot 1Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T screenshot 2Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T screenshot 3Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T screenshot 4Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T screenshot 5

Requirements:

  • Charge your phone at least up to 50%.
  • Backup your contacts, messages, apps, call logs, notes, etc. before going further. Use any app from Google Play Store for doing so.
  • Enable the USB debugging mode on your device.
  • Also enable OEM unlocking and Advance reboot mode from Developer options.
  • Install OnePlus USB drivers on your PC to detect your One Plus 3 when connected through USB cable.
  • Moreover, unlock the bootloader of your OnePlus 3 and OnePlus 3T before going ahead.
  • Lastly, root and install TWRP recovery on your device.
  • (Optional) Temporarily disable all the security-related tools as well as antivirus on your PC.

After doing as given above, let’s start the process to install Android 9 Pie on One Plus 3 / 3T.

Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T screenshot 6

Downloads:

LineageOS 16

GApps

Steps to Install Android Pie on OnePlus 3/3T:

  • Connect your OnePlus 3/3T to PC using USB cable.
  • Copy the downloaded LineageOS 16 ROM.zip and Google Apps file on your phone.
  • Power off your OnePlus 3/3T completely.
  • Now boot your device into TWRP custom recovery mode. For doing press and hold Volume down key + Power button simultaneously until you land into TWRP recovery.

Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T boot into TWRP recovery screenshot 7

  • As soon as you boot into TWRP, the first thing you need to do is to take Nandroid backup.
  • After taking the backup, click on the Wipe option.

Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T TWRP wipe screenshot 8

  • On the next screen swipe right to start the factory reset.

Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T TWRP wipe factory reset screenshot 9

  • This step will delete the data on your phone memory so make sure you have backed up everything before implementing this step.
  • Go back and again click on the Wipe option.
  • On the next page, select the Advanced Wipe option.

Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T TWRP advanced wipe screenshot 10

  • Tick Dalvik/ART cache, System, Data, and cache partitions.

Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T TWRP wipe partitions screenshot 11

  • Do not tick the Internal Storage option.
  • Swipe right to start the wiping process.

Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T TWRP wipe complete screenshot 12

  • Let’s flash Android 9.0 Pie on One Plus 3 / 3T now.
  • For that, click on the Install option.

Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T TWRP install ROM screenshot 13

  • This will show you all the files present on your OnePlus 3/3T.
  • Just navigate to the Lineage OS 16 ROM which you’ve copied earlier and select it.
  • On the next page, swipe right to install Android 9 Pie on OnePlus 3.

Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T TWRP install ROM screenshot 14Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T TWRP install ROM screenshot 15

  • Similarly, install the Google Apps zip package file.

Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T TWRP install GApps screenshot 16Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T TWRP install GApps screenshot 17Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T TWRP install GApps screenshot 18

  • That’s it! Just restart your One Plus 3 by selecting the Reboot→System option present on the TWRP recovery mode.

Install LineageOS 16 Android 9 Pie on OnePlus 3 and OnePlus 3T TWRP reboot phone screenshot 19

  • The first boot will take more time to start than usual.

Conclusion:

Finally! This is how you can install the latest official Lineage OS 15 custom ROM based on Android 9.0 Pie on One Plus 3 / One Plus 3T smartphone. Enjoy the all-new features of LineageOS with this ROM.

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