Download and Install Lineage OS 15.1 For Galaxy J (Android 8.1 Oreo)

Download and Install Lineage OS 15.1 On Galaxy J (Android 8.1 Oreo): Attention all the Galaxy J users reading this! The latest update for Lineage OS has come out and this update will be based on Android 8.1 Oreo source code. I’m sure if you are a regular Android user, you would have come across the terms Lineage OS, custom ROMs, and rooting at some point. Lineage OS, the extension of CyanogenMod is one of the most popular custom ROMs in the Android market at the moment. The latest update of this popular line of custom ROMs has come out and we need to thank kyasu who was kind enough to share with us the unofficial build of this custom ROM. Today, in this post, we will be sharing with you how all the Galaxy J users will be able to easily install this custom ROM. Even though this update is out, it will come with a lot of bugs and fixes so it is recommended to wait for a few more days as the next update will come with fixes and optimizations.

Galaxy series is easily one of the most popular series of devices all over the world. Its Galaxy J comes with an impressive list of features and specifications which has made it such a popular device. It comes equipped with a 5.0-inch display screen with a full HD resolution of 1920x1080p, a Snapdragon MSM8974 2.3GHz Quad Core processor, 3 GB RAM, 32 GB internal storage capacity, and a non-removable 2600mAh battery. It comes with Android 4.3 OS out of the box, and its other features include a 13.2 MP rear camera, a 2.1 MP front camera, Wi-Fi, Bluetooth, and more.

If you are a Galaxy J user who cannot wait for the new upcoming update and absolutely wants to install this update, then this post will be highly beneficial for you. Here, we will first be giving you all the important details regarding rooting, custom ROMs, and Lineage OS. After that, we will be giving you a step-by-step guide which will help you install this new update within no time.

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Lineage OS 15.1 Features | Android 8.1 Oreo Features

As Lineage OS 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 (Lineage OS 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.
How To Unlock Bootloader Of Any Android Using Fastboot
  • Make sure your device has more than 50% battery.
  • Make sure you have taken a backup of your important data.Now proceed To Install Lineage OS 15.1 On Galaxy J.

Disclaimer is not responsible for any damage happened to your device(s) while following this guide, proceed at your own risk.

Download Lineage OS 15.1 For Galaxy J

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Steps To Install Lineage OS 15.1 On Galaxy J | Android 8.1 Oreo Update (Lineage OS 15.1 For Galaxy J)

Download and Install Lineage OS 15.1 On Galaxy J (Android 8.1 Oreo)

  • 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 Armor 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.
How To Create & Restore Nandroid Backup On Android Devices
  • Now select install and then browse for the downloaded ROM file and then select it.Next flash the Gapps file and then Magisk (optional).
How To Install A Custom ROM Via Recovery On Any Android How To Flash GApps (Zip) via TWRP Recovery How To Install Magisk On Android Oreo To Gain Root
  • Once the flashing process is completed, reboot your phone and you will be booted into Android Oreo 8.0.

If you have any doubts regarding this article, feel free to comment below.

Dibyashree Sharma
Dibyashree Sharma
Dibyashree Sharma, who graduated in Computer Science from NIT Rourkela, is an experienced blogger and an enthusiast of Android technology. She has spent eight years writing about Android OS, earning a reputation as a reliable source in the technology field. Away from the digital sphere, Dibyashree enjoys playing tennis, a sport she is as passionate about as she is about technology.

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