Download and Install Lineage OS 15.1 For Xiaomi Mi 4X (Android 8.1 Oreo)

Download and Install Lineage OS 15.1 On Xiaomi Mi 4X (Android 8.1 Oreo) | santoni: After Xiaomi Mi 4, all other devices from the Mi 4 series like Mi 4x and 4c have also started receiving unofficial Lineage OS 15.1 Custom ROM.First of all, we would like to thank Dreamstar for sharing this unofficial build of Lineage OS 15.1 for Xiaomi Mi 4X 2 users. This unofficial build of Lineage OS 15.1 is based on the source code of Android 8.1 Oreo OS and it comes with all the latest features such as split-screen mode, picture in picture mode, battery optimization, and more. Even though this update is still in the initial development phase, it will still give you all the benefits of Android 8.1 Oreo. However, there might be a few bugs and fixes required. It is recommended that the Mi Mix 4X users could wait for a few more days as another new update is expected soon. This new update will bring all the bug fixes and optimizations.

Time and time again Xiaomi has managed to release some of the best mid-range smartphones. Its Xiaomi Mi 4X is another such model. This device comes equipped with a 5.0-inch display screen with HD display of 1280x720p, a Qualcomm MSM8940 Snapdragon 435 Octa Core 1.4GHz Cortex-A53 processor, Adreno 505 GPU, 2/3/4 GB RAM, 16/32/64 GB ROM storage capacity, and  4100mAh battery. It runs on MIUI 8.0 which is based on Android 6.0.1 Marshmallow OS, and its other features include a 13.0 MP rear camera, a 5.0 MP front camera, Wi-Fi, GPS, Fingerprint sensor, proximity sensor, Bluetooth, and more.

In case you happen to be a Xiaomi Mi 4X user who has wanted to use the features of Android 8.1 Oreo OS but is too impatient to wait for the official OTA update then you are in the right place. In this post, we will be sharing with you the complete guide on Lineage OS 15.1 which will definitely be very helpful for you. Follow the guide to Install Lineage OS 15.1 On Xiaomi Mi 4X.

[su_heading size=”18″ align=”left” class=”Bold”]New Android 8.1 Oreo Related Updated Posts[/su_heading]

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 Xiaomi Mi 4X.

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 Xiaomi Mi 4X (Santoni)

[su_heading size=”18″ align=”left” class=”Bold”]Some Popular Posts You May Like[/su_heading]

Steps To Install Lineage OS 15.1 On Xiaomi Mi 4X | Android 8.1 Oreo Update (Lineage OS 15.1 For Xiaomi Mi 4X)

Lineage OS 15.1 On Xiaomi Mi 4X

  • 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 graduated in Computer Science from NIT Rourkela. For the past eight years, she has been blogging about Android, which she is really passionate about. She has built a good reputation as a reliable source. Away from the digital sphere, Dibyashree enjoys playing tennis, a sport she is as passionate about as she is about technology.

Leave a Comment