How to Install Official Lineage OS 15.1 for OnePlus One (Android 8.1 Oreo)

OnePlus launched OnePlus One in August 2015. The phone came out of the box with Android 5.0 Lollipop and later upgraded to Android Marshmallow. Now the device has finally received the official support to receive the Lineage OS 15.1 for OnePlus One (bacon).  In this guide, we will help you to install the latest Lineage OS 15.1 for OnePlus One (bacon). The ROM is based on Android 8.1 Oreo. Full Credits to him and Lineage OS team.

Talking about the specifications, OnePlus One features a 5.5-inches display with a screen resolution of 1080 x 1920 pixels. It is powered by Qualcomm MSM8974AC Snapdragon 801 processor coupled with 3GB of RAM. The phone packs 16GB or 64GB internal memory. The camera on the OnePlus One comes with 13MP and 5MP front shooting camera. It is backed by a Non-removable Li-Po 3100 mAh battery.

How to Install Official Lineage OS 15.1 for OnePlus One (Android 8.1 Oreo)

If you would like to try Lineage OS 15.1 for OnePlus One device, then you need to unlock Bootloader and should have the latest TWRP Recovery on your device. You should have latest TWRP Recovery running to flash the Oreo-based Custom ROM. We have already shared both unlocking and TWRP installation guide for OnePlus One (bacon). So before we dive into the installation process, let’s know about the Lineage OS 15.1 and its feature.

What is Lineage OS 15.1 and their feature?

Lineage OS 15.1 is the latest Stock Custom Firmware based on the official Android 8.1 Oreo AOSP source code. Along with the official Android 8.1 features, the Lineage OS 15.1 also brings tons of features and customization option which allows using your phone beyond the Stock Firmware feature. Lineage OS one of the well-known aftermarket firmware built by the team behind cyanogen. In the Android world, Lineage OS is the currently best custom ROM built with many new features. The official Lineage OS 15.1 for OnePlus One scheduled with a weekly and nightly update.

Features of Lineage OS 15.1:

  • Extra Ambient display features
  • Picture adjustment
  • RGB color calibration settings
  • Display color temperature customization
  • LED Notification light settings (Customize)
  • Customize Touchscreen gestures
  • Performance profiles to save battery and improve the speed
  • Lockscreen Customization option
  • FlipFlap – smart cover support
  • Privacy Guard—control app permissions
  • Customize the size of the lock screen pattern
  • Quick Settings Customization
  • Status Bar Customization such as Double tap to sleep, Clock Settings, Show network traffic and Status bar tuner
  • SystemUI Customization
  • Buttons/Navigation Bar
  • Calls and Audio/Ringtone customization.
  • and other miscellaneous feature.

Steps to Install Official Lineage OS 15.1 for OnePlus One:

If you are installing custom ROM for the first time, then you must first read the difference between Custom ROM and Stock ROM. We understand you would want to make sure your installation process go as smooth as possible. So before we actually jump to the installation process of Lineage OS 15.1 ROM on OnePlus One, let’s take a look below at how to backup all your data. When installing this 8.1.0 Oreo based custom ROM, you’re wiping all your data and system — like a brand new phone.

As a OnePlus One user, you have many options to choose from depending on how you want to store your data. These are the some of the tips given below that we want you to keep in mind and then proceed Like we said, this ROM is based on Android 8.1 Oreo. Here is the quick recap of what’s on Android 8.1 Oreo.

What’s on Android 8.1 Oreo?

As you’d expect, Android 8.1 Oreo is the latest update of Android Oreo. It is an incremental update that builds out some of the new features found in the first version of Oreo, but there’s plenty worth checking out. This doesn’t mean Android 8.1 doesn’t include the new feature because it does. Here are all the features of Android Oreo [8.0/8.1]

Features of Android Oreo:

  • Notifications Channels (8.0)
  • Picture In A Picture (8.0)
  • Multi-Display Support (8.0)
  • Keyboard Navigation (8.0)
  • Background Limits (8.0)
  • New Wi-Fi Features (8.0)
  • Better Icons (8.0)
  • Autofill (8.0)
  • Emoji (8.1)
  • Neural Networks API (8.1)
  • Pixel Visual Core co-processing technology to third-party developers (8.1)
  • and many more
Watch The Lineage OS 15.1 review

Required ROM Files

Download Lineage OS 15.1 – Z00L


Download Any Of the Gapps given below

MindTheGApps 8.1.0 Package – Recommended

Official Gapps For LineageOS 15/15.1

Android Oreo Gapps Package [Open Gapps]


Delta Gapps with Modular Add-On


Step to Install on OnePlus One:

  1. First of all, you need to Unlock Bootloader on OnePlus One
  2. Now install the TWRP Recovery for OnePlus One. Watch Full Video on How to Install TWRP on any Android Phone.
  3. Download the Lineage OS 15.1 for OnePlus One and move the flashable zip file which you downloaded from above.
  4. Now boot into TWRP Recovery, Here is the method to boot into Recovery.
  5. Before installing Wipe System Data on TWRP Recovery (DO NOT WIPE INTERNAL STORAGE)

Guide to Flash Custom ROM using TWRP Recovery

Guide to Root Using SuperSU.Zip

If you don’t want SuperSU rooting guide, then you can try Magisk on your phone.

Guide to Install Latest Magisk Root

[su_note note_color=”#fffde3″]Note: If you already installed SuperSU, then make sure to follow our guide on How to Switch from SuperSU to Magisk. This guide will help you to easily revert the rooting and pass SafetyNet check[/su_note]

That’s it! I hope you have installed the Lineage OS 15.1 for OnePlus One successfully. Leave a comment or feedback down below. Thank you!.


  1. I have Upgraded Oneplus One yesterday from Lineage OS 14 to Lineage OS 15.1 . Nice and smooth process explained in the video (youtube /watch?v=KkvfStg17Vc )

    You Must Make a backup of your phone from TWRP (Learn from YouTube videos). All your apps, contacts, Data will remain there if you follow the steps as mentioned in the video.

    1. Understand the steps explained in the video by seeing it at least 2 times.

    2. Make sure you download the image file Lineage Os 15.1 related to your phone model from official LineageOS website download.lineageos(.)org ( select the phone model from the left side and download latest version)

    3. You Must have TWRP installed in your phone…..update to latest version (make sure you download TWRP for your phone model from official TWRP website. google search “twrp me” “Phone model” you will find the right TWRP version. Boot in recovery mode of TWRP and install the latest version from there. there are many YouTube videos on it you may learn from there

    4. Installing Magisk (for rooting) is optional.

    5. Follow the steps as explained in the video

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