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Download Lineage OS 15.1 on Lenovo S5 based Android 8.1 Oreo

Do you have a Lenovo S5 (codenamed seoul)? We have a good news now! Now you can install Lineage OS 15.1 on Lenovo S5 (seoul) based on Android 8.1 Oreo. In this guide, we will help you to install the latest Lineage OS 15.1 for Lenovo S5. Thanks to XDA Recognized Developer phhusson for bringing the GSI build of Lineage OS 15.1. Full Credits to him and Lineage OS team. This ROM is based on the latest Android 8.1 Oreo AOSP Phh-Treble modular ROM.

Well, GSI stands for a Generic System image. The moniker “Generic” implies that such software images could be installed on any Treble-enabled device, irrespective of the manufacturer they belong to. We already shared the complete list of devices supported for Android Pie 9.0 Generic System image (GSI). Recently, The ROM development community has completely boosted Custom ROM development with the help of Project treble.

Download Lineage OS 15.1 on Lenovo S5 based Android 8.1 Oreo

To install Lineage OS 15.1 on Lenovo S5, your device should have Bootloader Unlocked and should be running on latest TWRP Recovery. If you have all this, then you are good to try the new Lineage OS 15.1 on your device. Follow our guide on how to upgrade, but before that. Let’s understand the features of Lineage OS 15.1.

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 Lineage OS 15.1 for Lenovo S5 (seoul) 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.

How to Install Lineage OS 15.1 on Lenovo S5 (seoul):

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 Lenovo S5, 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 Lenovo S5 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 As 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 and Gapps Package:

  • Download and Flash Latest TWRP Recovery 3.2.1-1 or higher
  • Download Lineage OS 15.1 GSI Treble Firmware Files Here: Download

Pre-Requisite:


ROM is still under experiments. GetDroidTips will not be responsible for any internal/external damages to the device that may happen while/after following this guide.

Method 1: Install via TWRP Recovery

[su_note note_color=”#fefef3″ text_color=”#000000″]You will want just the GAPPS version to download and install Lineage OS 15.1. Vanilla is basically plain w/o GAPPS, and FLOSS is with Open Source alternatives to the GAPPS.[/su_note]

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To flash the Lineage OS 15.1 on Lenovo S5 (seoul), you need the latest TWRP Recovery 3.2.1-1 or higher. If you don’t have a TWRP Recovery or not supported, then you can flash via ADB sideload method.

  1. First of all, make sure to download and move all the above required ROM packages on your Lenovo S5 Internal storage.
  2. You can now extract the GSI and vendor+boot zips [Complete Guide on How to extract any Zip file on Android devices.]
  3. Now reboot your phone into TWRP Recovery and Swipe Allow Modifications (Appears for the first time only)
  4. Once you are in TWRP Recovery, first of all. Take a complete backup of stock or custom ROM using TWRP.
  5. Now wipe the cache, data, and system before flashing the Lineage OS 15.1 on Lenovo S5.
  6. To Wipe data: Go to Wipe —> Advanced Wipe and select Dalvik/ART cache, cache, and Data and then swipe to wipe. [su_note note_color=”#fef0ef” text_color=”#000000″]Warning: Make sure not to select Internal storage[/su_note]
    TWRP-Wipe-System-Data-and-Cache-Screenshot
  7. Now you can install the System image file in TWRP: Install -> Install Image -> select system.img
  8. That’s it! Reboot and enjoy!

Method 2: Install via ADB Sideload

—> How to Install Generic System Image on Project Treble Devices

I hope this guide was helpful to install the Lineage OS 15.1 on Lenovo S5 (seoul) based on Project Treble GSI images.

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If this method doesn’t work, then go to the Lineage OS 15.1 Phh-Treble thread in XDA and report your issue.

Source: XDA || Credits to phhusson

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