Umidigi is a Chinese smartphone vendor which is based in Shenzhen City. This company was registered as a brand back in February 2012. Back in December 2019, the brand launched its new “A” series device which is the Umidigi A3X. The smartphone packs awesome specifications with a decent price tag. Today we will guide you on how to install the Lineage OS 17.1 on the Umidigi A3X 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.
Table of Contents
Umidigi A3X: Overview
The Umidigi A3X sports a 6.26-inch IPS LCD waterdrop notch Display with an HD+ resolution and an aspect ratio of 19:9. That is this display has a resolution of 720 x 1520 pixels. Further, this display has a pixel density of 267PPI and a screen to body ratio of 81.19% with that waterdrop notch. The brand uses a 2.5D curved glass screen just like other smartphone vendors. Underneath the Umidigi A3X, it sports the popular budget chipset from the brand MediaTek, i.e. it has the popular chipset i.e. MediaTek Helio P22 chipset. We have seen this chipset on popular Xiaomi budget smartphone i.e. Redmi 6A and many other budget smartphones which came later on.
Coming back to the Helio P22 SoC, it is an octa-core SoC and has four Cortex A53 cores that are clocked at 2GHz, other four Cortex A53 clocked at 1.5GHz and pairs with PowerVR GE8320 GPU. The Umidigi A3X pairs with 4GB of LPDDR3 RAM and 64GB of eMMC 5.1 of Internal Storage. This is also further expandable via a micro SD card up to 128GB. The device has a hybrid SIM card slot i.e. you can insert two Nano-SIM cards at a time or a Nano SIM card and a micro SD card at a time.
Coming to the optics department, the Umidigi A3X has a dual rear camera setup. This dual rear camera setup includes a 16MP primary sensor with an f/2.2 aperture value and pixel size of 1.12 µm. This primary sensor pairs with a 5MP secondary sensor with f/2.4 aperture value. Further, this also comes with an LED flash and support for Digital Zoom, Autoflash, Face detection, and Touch to focus feature. To the front, the smartphone has a 13MP sensor with f/2.4 aperture value and it supports fixed focus.
The Umidigi A3X packs a 3,300 mAh battery which is a non-removable one. The brand claims that it has a standby time up to 288hrs (2G) on a single charge. The device runs on Leagoo OS which is based Android 9 Pie. It will be upgraded to the next Android version when it will be available. Coming to the dimensions, it measures around 76.5 mm x 158.3 mm x 8.6 mm and weighs about 174 grams. This smartphone is available in three color options namely Blue, Black, and Red. It has sensors like Accelerometer, Compass, Gyroscope, Light Sensor, and Proximity. Further, it has a fingerprint scanner and faces unlock for security measures. Connectivity options include, Wi-Fi 802.11 a/b/g/n, Bluetooth v4.0, A2DP, GPS with A-GPS, GLONASS, and FM radio.
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 Umidigi A3X by flashing this custom ROM.
Steps to Install Lineage OS 17.1 ROM on Umidigi A3X
First, unlock the Umidigi A3X 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 Umidigi A3X.
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.
- Lineage OS 17.1 GSI Treble build is supported on Umidigi A3X.
- 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.
A only arm64 – arm64 avN
A/B arm64 – arm64 bvN
A/B arm32 – arm bvN
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 Umidigi A3X handset easily. If in case anything goes wrong or if you have any queries, feel free to ask in the comments below.