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Download and Install Lineage OS 16 on UMiDIGI A3 Pro (Android 9.0 Pie)

UMiDIGI A3 Pro launched in September 2018. The phone came out of the box with Android 8.1 Oreo. Finally, here is the big update. Now you can download and install Lineage OS 16 on UMiDIGI A3 Pro. This ROM is built from Lineage OS 16 GSI which is specially for the Treble supported device. If you want to try, then take a complete backup of data on your device or create a Nandroid backup using TWRP Recovery.

To install Lineage OS 16 on UMiDIGI A3 Pro , your device should have Bootloader Unlocked and should be running on latest TWRP Recovery or you can flash via ADB Sideload method. If you have all this, then you are good to try the new Lineage OS 16 GSI on your device. Follow our guide on how to upgrade, but before that. Let’s understand the features of Android 9.0 Pie and Lineage OS 16.

Talking about the specifications, UMiDIGI A3 Pro features a 5.7-inch IPS display with a screen resolution of 1512 x 720 Pixels. It is powered by MediaTek MT6739, 64-Bit Processor coupled with 3GB of RAM. The phone packs 32GB internal memory with an expandable storage support of 256GB via microSD card. The camera on the UMiDIGI A3 Pro comes with a dual 12MP + 5MP 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-ion With 5V/1A Quick Charge. UMiDIGI A3 Pro also has a fingerprint sensor on the back.

Download and Install Lineage OS 16 on UMiDIGI A3 Pro

What’s on Android 9.0 Pie?

As we said, Lineage OS 16 is based on the latest OS, Android 9.0 Pie. Android 9.0 Pie is the 9th iteration and a major update of Google’s Android OS. The new Android Pie brings a couple of design changes to the successor Android Oreo but the most notable one is the gesture-based navigation system. Other features of Android 9 Pie are New Quick Settings UI design, Redesigned volume slider, Advanced Battery with AI Support, Notch Support, Improved Adaptive Brightness, Manual theme selection, Android Dashboard which Google calls Digital Wellbeing, and more other features.

Watch The Video about What’s on Android 9.0 Pie.

Lineage OS 16 Based on Android 9.0 Pie

Watch The Video on Lineage OS 16 Android 9 Pie Full Review

Lineage OS 16 is the latest Stock Custom Firmware based on the official Android 9.0 Pie AOSP source code. Along with the official Android 9.0 features, the Lineage OS 16 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.

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[su_note note_color=”#fffef6″ text_color=”#000000″]A quick Disclaimer: Please don’t follow this guide if you don’t have an idea of what you are doing as you might end up messing up with your device. The GetDroidTips will not be responsible for any damage that may be caused to your device.[/su_note]

Steps to install Lineage OS 16 on UMiDIGI A3 Pro

Watch The Video on How to install Lineage OS 16

Follow this guide and download the TWRP recovery, drivers and things to start with.


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.

Pre-Requisite:

Required Downloads:

Method 1: Install via TWRP Recovery

  1. First of all, make sure to download and move all the above required ROM packages on your UMiDIGI A3 Pro Internal storage.
  2. Now reboot your phone into TWRP Recovery and Swipe Allow Modifications (Appears for the first time only)
  3. Once you are in TWRP Recovery, first of all. Take a complete backup of stock or custom ROM using TWRP.
  4. Now wipe the cache, data, and system before flashing the Lineage OS 16 ROM on UMiDIGI A3 Pro.
  5. To Wipe data: Go to Wipe —> Advanced Wipe and select Dalvik/ART cache, cache, System, Vendor, 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
  6. Now you can install the System image file in TWRP: Install -> Install Image -> select system.img
  7. 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 16 ROM on UMiDIGI A3 Pro based on Project Treble GSI images.

If this method doesn’t work, then go to the Lineage OS 16 ROM Phh-Treble thread in XDA and report your issue.

Source