How to Install Lineage OS 17.1 for Tecno Phantom 9 | Android 10 [GSI treble]

Most of the readers would know about Tecno by the time since we have written some articles about their smartphones. Tecno is a budget smartphone vendor which has operations in most countries. Back in July 2019, the brand unveiled its Tecno Phantom 9 smartphone. This was the latest budget offering from the brand and it had awesome specifications.

After rolling the Android 10 GSI build by phhusson, Today we have the Lineage OS 17.1 for the Tecno Phantom 9 based on Android 10 GSI. Thanks to the XDA Recognized Contributor AndyYan for sharing this Lineage OS 17.1 on XDA Forum. To install this, you need to unlock your device bootloader and you can use either ADB fastboot method or TWRP Method (if available).

GSI stands for Generic System image which is an unmodified Android Open Source Project (AOSP) code, runnable on a variety of Android devices that has treble support. If you are using the Tecno Phantom 9, then you can follow this guide to install the Lineage OS 17.1 on your device. As we already said, this build is based on Android 10, which is Google’s 10th version of Android OS with plenty of new features and system UI changes.

Tecno Phantom 9 Specifications: Overview

Tecno Phantom 9 was announced in July 2019 which sports a 6.4-inch AMOLED display with a screen resolution of 2340 x 1080 pixels with 403 PPI pixel density. The device is protected by Corning Gorilla Glass 3.

Tecno Phantom 9 is powered by a Mediatek MT6765 Helio P35 (12nm) chipset coupled with 6GB of RAM and 128GB of internal storage. It also supports a 1TB external memory card. The device came out of the box with Android 9.0 Pie under HiOS 5.0 and backed by a 3500 mAh battery (Non-removable).

As far as the camera concerned, the device has a Triple-camera setup with 16MP + 8MP + 2MP primary sensors and a selfie camera with a 32MP lens. Other connectivity option includes 4G-VoLTE, GPS, Glonass, Bluetooth, Mobile Hotspot, accelerometer, ambient light sensor, gyroscope, proximity sensor, and compass/ magnetometer. etc. The TECNO Phantom 9 comes with a fingerprint sensor under the display.

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.

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 Tecno Phantom 9 by flashing this custom ROM.

Steps to Install Lineage OS 17.1 ROM on Tecno Phantom 9

First, unlock the Tecno Phantom 9 bootloader and flash the latest TWRP Recovery if your device is supported. Here we have mentioned all the requirements and download links to flash the Lineage OS 17.1 on Tecno Phantom 9.

Pre-Requirements:

• Lineage OS 17.1 GSI Treble build is supported on Tecno Phantom 9.
• 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.

Instructions to Install:

We hope that this guide is helpful to you and you have successfully installed the Lineage OS 17.1 on your Tecno Phantom 9 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