Install LineageOS 17.1 on UMIDIGI A7 Pro [Android 10 GSI]

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Those who want to flash their UMIDIGI A7 Pro device with Android 10 GSI Custom ROM, then here is a piece of good news.  XDA Member,  AndyYan has shared unofficial LineageOS 17.1 based on Android 10 for Samsung Galaxy Tab S6 Lite (WiFi/ LTE). Those who have been wondering to get more customization options than Stock ROM Firmware on your device can now rejoice as they can flash the latest Android 10 GSI through LineageOS 17.1 Custom ROM software on their device.

With the GSI (Generic System image), its becomes possible for developers or various OEMs to boot a generic, AOSP-based system image without modifying the boot or vendor image. As per Google Certification guidelines, It is required for OEMs to test their devices for ‘Project Treble’ compliance by successfully booting the “Generic System Image,” or GSI, and ensuring that basic hardware functionality and features works fine. So, if you own a UMIDIGI A7 Pro, you can install the latest update for your device, which comes with LineageOS 17.1, which is based on Android 10 GSI.

The update often aims to increase system stability and increase the performance of the device, as well as incorporating new features. Before flashing the Custom ROM on your device, ensure that your device has unlocked bootloader and you have flashed TWRP Recovery on UMIDIGI A7 Pro. If you have not done already, then you can follow our guide to Root and Install TWRP Recovery on UMIDIGI A7 Pro.

Brief Intro to LineageOS Custom ROM

LineageOS is the successor of CyanogenMod Custom ROM firmware. It is widely available for almost 200 devices officially, whereas unofficial builds support a huge list of devices. LineageOS is based on the AOSP source code, similar to the Resurrection Remix, SlimROM, Omni, AOKP, Paranoid, etc. Though LineageOS comes with all the features provided by Stock Android, but also offers a huge list of customization features. It comes with various pre-installed apps, which include AudioFx, FlipFlap, and Trebuchet.

LineageOS 17.1 Features

Relevant
  • Button customization
  • Custom Quick-Setting tiles
  • Expanded Desktop
  • LiveDisplay
  • Lock screen customization
  • Styles and System Profiles

Security Features:

  • Custom pattern sizes
  • PIN scramble
  • Privacy guard
  • Protected Apps
  • Trust – helps to keep the device secure and protects privacy.

Known issues/ Not Working

  • As this is GSI ROM, bugs are usually there based on your device, so you must be aware that everything might not work correctly.

In the below guide, step by step procedure to flash/ install the newest LineageOS 17.1 Android 10 GSI on UMIDIGI A7 Pro. The download link for this Stock ROM has been added to the pre-requisite section. You can simply flash the Custom ROM Firmware .zip or .img file manually through the below guide.

Firmware Details:

Android Version: Android 10 GSI (Q)

UI Version: Stock UI

Firmware Versions: LineageOS 17.1

Model: UMIDIGI A7 Pro

Disclaimer: AndroidWeblog.com covers although everything in a very neat and a processed manner so that our readers get exactly what they want, still there are meager chances of basic issues that may arise out of the listed steps here. Hence it is in the sole interest of the user to follow the steps very cautiously so as to stay away from any mishappenings with your device.

Updating or flashing the Stock ROM firmware or Custom ROM firmware updates certainly without any doubt comes with risk to brick devices. If you brick the device, while upgrading the firmware of your smartphone, then kindly be in touch with the Official Service center of Motorola near your location. AndroidWeblog.com in no way will be held responsible for warranty void or your bricked device.

Prerequisite

Ensure to check your model number, which must be:

  • UMIDIGI A7 Pro

You must have to ensure that prior to rooting your phone, you have read thoroughly the disclaimer and you agree to proceed further on your risk.

  • Phone Should be Charged

Your phone must be 70% charged at least else, it may lead to complications sometimes while experimenting. Why take the risk, try to charge it fully.

  • Back-Up

If you are either going to root your phone or install a Custom ROM, it is a good habit to make a back up of your phone. Make a back up of all your media like images, videos, and all on your PC and your contacts on Cloud.

  • Enable USB Debugging

You must enable the USB debugging option by going into Settings, Applications, and Developer options.

Downloads For Updating UMIDIGI A7 Pro

Download platform-tools/ SDK Tools package from Android SDK on PC from here. (Android command line tools> SDK Tools package)

Download Latest Android 10 GSI LineageOS 17.1 Custom ROM for UMIDIGI A7 Pro here:

Download GApps from here

How to Manually Flash UMIDIGI A7 Pro with Android 10 GSI based LineageOS 17.1 Custom ROM

Note: Before you proceed with the below-mentioned steps, your device must have TWRP flashed and rooted already.

Step 1: Transfer the downloaded lineage-xxxxxxxx.zip file to the internal storage / SD card of your UMIDIGI A7 Pro smartphone.

Step 2: Now, just boot into the recovery. From the TWRP interface, you can optionally backup the Stock ROM. Though, I would recommend to backup the Stock ROM. Because if in case process gets failed, you can flash the Stock ROM.

Install TWRP 3;0

Step 3: Tap on Install ‘, and then navigate to the file ‘lineage-xxxxxxxx.zip’ and swipe to confirm flash (located at the bottom of the screen). The flashing process of flashing the LineageOS Custom ROM has been started and will take a few seconds to complete.

Congratulations, you have successfully flashed LineageOS 17.1 Custom ROM based on Android 10 GSI on your UMIDIGI A7 Pro device. If you faced any issue while flashing, then do not hesitate to let’s know in the comments section below.

Source XDA
Via Linux4

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