How to Install Lineage OS 17.1 for Leagoo S9

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The Leagoo S9 smartphone released in 2018. The device sports a dual-camera setup with 13 + 2-megapixel primary sensors and a selfie camera with a 8-megapixel lens. Today we will guide you on how to install the Lineage OS 17.1 on the Leagoo S9 device by following our guide.

Lineage OS 17.1 GSI developed by XDA Recognized Contributor AndyYan on this XDA Forum with the Phh’s Source of Android 10 GSI (phhusson). To install this, you need to unlock the bootloader and install the latest TWRP Recovery on your device.

Well, GSI stands for Generic System image which is a “pure Android” implementation with unmodified Android Open Source Project (AOSP) code, runnable on a variety of Android devices that has treble support. Yes, now you can enjoy the new Lineage OS 17.1 based on Android 10, which is Google’s 10th version of Android OS with plenty of new features and system UI changes.

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Table of Contents

1 Leagoo S9 Device Overview
2 What’s on the Android 10 version?
3 Lineage OS 17.1: Android 10 Build
4 Steps to Install Lineage OS 17.1 ROM on Leagoo S9

Leagoo S9 Device Overview

Talking about the specifications, Leagoo S9 features a 5.85-inch IPS display with a screen resolution of 720 x 1512 Pixels. It is powered by MediaTek MT6750, 64-bit Processor coupled with 4GB of RAM. The phone packs 32GB internal memory with expandable storage support of 128GB via microSD card. The camera on the Leagoo S9 comes with a dual 13MP + 2MP rear camera with dual-LED dual-tone flash and 8MP front camera for selfies. It is backed by a Non-Removable 3,300 mAh Lithium-Polymer Battery. Leagoo S9 also has a fingerprint sensor on the back.

What’s on the Android 10 version?

Google has officially unveiled the latest version of Android OS called Android 10. The update is already going live for Pixel series devices. It brings plenty of new features to the device system like system UI, new gesture navigation, improved privacy and location control. The update also offers enhanced app permissions, foldable display support, security features, system-wide dark mode, etc.

The Android 10 also offers built-in call screening, multi-camera API, smart replies in the notification panel, 5G support, improved call quality, bubble feature, live caption, and more. While the latest version also improves battery life, Focus mode which is similar to the Do Not Disturb mode, etc. Apart from that Android 10 also features 65 new emojis. It also comes with direct audio streaming support to hearing aid devices.

Lineage OS 17.1: Android 10 Build

Lineage OS is an open-source and free operating system that is based on the Android platform. It is the successor to the custom MOD, the CyanogenMod, which shut down its operation in December 2016. However, Cyanogen. Inc retained the rights to the custom MOD and gave a rebranding to it as Lineage OS.

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Well, LineageOS 17 will be based on the latest Android 10 and it comes with all the Android 10 features and Lineage customization options which allows users to be more advanced. Now you can enjoy Lineage OS 17.1 on Leagoo S9 by flashing this custom ROM.

Steps to Install Lineage OS 17.1 ROM on Leagoo S9

First, unlock the Leagoo S9 bootloader and flash the latest TWRP Recovery. Here we have mentioned all the requirements and download links to flash the Lineage OS 17.1 on Leagoo S9.

Disclaimer:

LineageOS 17 GSI build is based on PHH’s AOSP Android 10 GSIs which is still marked as a pre-release. Even on a device that runs Pie GSIs nicely, it’s still possible to get broken media, camera, RIL or even flat-out no-boot. You are strongly advised to try PHH’s original and then identify/report issues there, before moving onto other GSIs that is based on his work. Please report bugs here only if it’s specific to this GSI.

We’re at GetDroidTips won’t be responsible for any kind of damage or error that occurs to your handset while or after following this guide. This is a Custom ROM and may contain some of the bugs or stability issues. We can’t recommend you to use this firmware as your daily driver. Proceed at your own risk.

Pre-Requirements:

Lineage OS 17.1 GSI Treble build is supported on Leagoo S9.
You will require to unlock the device bootloader at first
ARM, ARM64, or x86: Check your Android Phone’s Processor
Treble Support: Check If Your Smartphone Supports Project Treble
Download the required TWRP file, LineageOS 17 zip file, and Supported GApps file from below.
Keep your device battery charged up to 60% at least for a smoother process.
Take a complete backup of your device data without Root. In case anything goes wrong, you can easily restore all the data.

Note:

A only arm32 – arm avN
A only arm64 – arm64 avN
A/B arm64 – arm64 bvN
A/B arm32 – arm bvN

Download Links:

Lineage OS 17.1 Download – If broken link, check official forum
Download Lineage OS 17.1 Gapps | Open Gapps 10 or Android 10 Gapps
Download and install Leagoo USB Drivers
For adb method: Download ADB and Fastboot tool
For TWRP Method: Download and Install TWRP Recovery on Leagoo S9

Instructions to Install:

Guide to install Generic System Image (GSI) on your Android device

We hope that this guide is helpful to you and you have successfully installed the Lineage OS 17.1 on your Leagoo S9 handset easily. If in case anything goes wrong or if you have any queries, feel free to ask in the comments below.

Source: XDA | Credits to AndyYan

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Did you know?

You can always revert back to Stock ROM by flashing Stock ROM on Leagoo S9.