Download and Install LineageOS 15.1 For OnePlus 3 and 3T | Android 8.1 Oreo

Download and Install LineageOS 15.1 On OnePlus 3 and 3T (Android 8.1 Oreo): OnePlus 3 and 3T are the major flagships from the OnePlus company in the 2016 year. Until the OnePlus 5 is released in 2017, OnePlus 3 and 3T are the best OnePlus devices. Recently OnePlus company rolled out Android Oreo for all eligible OnePlus devices as it promised. Recently Google has rolled out Android 8.1 Oreo for Nexus and Pixel devices, while other OEMs are started working on the update. On another side, many developers started building custom ROMs based on Android 8.1 Oreo while includes LineageOS 15.1 is most beloved and popular ROM.

The unofficial build by XDA Recognized Developer dianlujitao is in the alpha stage of development, it may contain a lot of bugs may not suitable for the daily driver. The developer working on bugs found in this build, expected to fix them soon. The official builds are under development, you can wait until official release. If you want to taste the new features in Android Oreo or wanna try the latest version of Android OS right now you can follow the below guide to install LineageOS 15.1 on OnePlus 3 and 3T.

The Android 8.1 Oreo is the latest version of the Google labs. With the release of new Android 8.1 Oreo, the parallel thing that happens is the development of the Custom ROM which essentially acts as a wrapper to the underlying Android version. The LineageOS 15.1 on OnePlus 3 and 3T based on Android 8.1 Oreo is packed with new Wallpaper Themes, AutoFill, Redesigned Power Menu, Adaptive Icons, Picture -In- Picture Mode, Google Play Protect and 2X Boot Time, new Shutdown and boot Animation, Pixel 2 LauncherRound Statusbar Icons, and Settings. Follow the below step by step guide to install LineageOS 15.1 on OnePlus 3 and 3T (Android 8.1 Oreo).


New Android 8.1 Oreo Related Updated Posts

LineageOS 15.1 Features | Android 8.1 Oreo Features

As LineageOS 15.1 is based On Android 8.1 Oreo’s Source code, it has all the latest Android Oreo features and in addition to that Lineage OS also has some extra customization features.

#1 AutoFill

Android 8.1 Oreo now comes with Autofill feature which was available in the Chrome browser until now. The feature, Auto Fill mode which means that the OS will save your Email Address as well as Password. This will save your precious time.

#2 Adaptive Icons

Now Android also added Adaptive Icons which means that the smartphone will now have an option to modify the default icons for various applications in many shapes such as squircle, square, rounded and others. This is done to ensure that the icons on different apps are in line with the other apps for uniformity purpose. This will make your phone looks cool and minimalistic

You may Like: How to get Android 8.1 Oreo Adaptive Icons feature on Android 5.0 and above

#3 Updated Emoji

In Android 8.1 Oreo, Google has once again updated the default emojis present in the Android OS to a blob-less emoji version rather than blob version which was seen on Android 7.0.There many new emojis are added to enhance your messaging experience

#4 Notification Dots

This feature is same as the one present on Android 7.0 Nougat where users can long press on home screen to see the options but this feature is now extended to show notifications of that particular app by long pressing the icon.

#5 Picture -In- Picture Mode

The picture in Picture mode which is also known as PiP mode is also added to Android 8.1 Oreo. This will be shown in floating window rather than the split-screen.

#6 Google Play Protect and 2X Boot Time

This “Google Play Protect” is added in the Google Play Store and it will be a background service that will check for apps and its usage and data storage permissions and notify users if it is safe to install and use the app.

Thanks to the great optimization in Android 8.1 Oreo, the boot will now take 10 seconds to do so which is a significant improvement. (Previously 15-20 Sec.)

Above are some of the main features Android 8.1 Oreo (LineageOS 15.1.0) comes with. But there are much more. Overall Lineage OS is the best Custom ROM available for Android.


  • Make sure the bootloader on your device is unlocked and your device is rooted and you have a custom recovery installed.
  • Make sure your device has more than 50% battery.
  • Make sure you have taken a backup of your important data.Now proceed To Install LineageOS 15.1 On OnePlus 3 and 3T.


How to install LineageOS 15.1 on OnePlus 3 and 3T | Android 8.1 Oreo

LineageOS 15.1 on OnePlus 3 and 3T

  • Make sure your device is rooted and have the latest TWRP recovery installed. (Check the Pre-Requirement Section Above)
  • First, download the files from the above link.
  • Now transfer the downloaded files to the internal storage of your device.
  • Now reboot to the TWRP recovery by holding your power and volume down buttons together for a few seconds.
  • Take a backup by selecting the option from the home screen and then your data and cache from the recovery menu.
  • Now select install and then browse for the downloaded ROM file and then select it. Next flash the Gapps file and then Magisk (optional).

Once the flashing process is completed, reboot your phone and you will be booted into LineageOS 15.1 Based on Android Oreo 8.1. If you have any doubts regarding this process, feel free to comment below.

Source: XDA

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