Download and Install Official Lineage OS 19.1 for Xiaomi Mi A1

In this tutorial, we will guide you to install the latest Lineage OS 19.1 on the Xiaomi Mi A1 (tissot) smartphone. We have given the complete instructions, downloads, and useful updates in the future.

As we all know, LineageOS 19.1 is based on Android 12 which is the 12th major release by Google that brings many new features and improvements. One of the biggest changes that Android 12 brings to your device is the Material You design language. It is aimed to enhance personalization on the device by allowing users to pick a custom color palette and new widgets.

Download and Install Official Lineage OS 19.1 for Xiaomi Mi A1

Android 12 and Its Features

Android 12 is all about improved personalization and revamped user interface that changes the way to bring more dynamic expression and a whole new design element. It’s a successor of the last-gen Android 11 which was basically focused on the privacy and security of the user data. While the Android 12 not only focused on privacy features but also on visual treatment.

Talking about the features, it has all new and colorful yet minimal widgets that are now more dynamic than ever before. While the dynamic theme with the wallpapers is more expressive as per your mood. The notification shade, lock screen, and its notifications, glance screen, volume controls, quick shortcut tiles, new power menu, transitions or animations, etc everything looks & feels great whatsoever with the ‘Material You’ design.

Meanwhile, the impressive Privacy Dashboard feature, the privacy indicator on the top of the screen is also great. Whereas scrolling screenshot support, improved notifications, quick reply feature, on-device search feature, easy Wi-Fi sharing, one-handed mode, quick back tap feature, haptic-coupled audio effect, Android 12 updates via Google Play, App hibernation, all-new emojis, improved auto-rotate, and a lot more.

What’s Working and Known Issues:

Whats working?​

Mobile data
Fingerprint reader
Face unlock

Known issues
TouchScreen Gestures Like W,V,S,<,> Does not work
Something that went unnoticed you tell me

How to Install Lineage OS 19.1 on Xiaomi Mi A1 (tissot)

As the title suggests, here we’ve shared the requirements and steps to flash the LineageOS 19.1 on the Xiaomi Mi A1 variant.

Before heading over to the guide, make sure to follow all the requirements below.


Before we begin with this procedure, I would strongly recommend you create a backup of your device storage and all your files stored on your device. Moreover, it is advised to follow the steps mentioned in this post very carefully to avoid permanent damage or to brick your device.

Charge Your Phone

It’s highly recommended to charge your handset before unlocking the bootloader to avoid your device from shutting down occasionally while going through the process. Keep at least 50% of charge or higher for a smooth operation.

Download ADB and Fastboot Binaries

Using the ADB and Fastboot command (platform-tools), you’ll be able to boot your Android device into the bootloader mode (download mode), which will be easy for you to proceed with further steps. ADB (Android Debug Bridge) creates a connection or bridge between the device and computer to sideload files.

Whereas Fastboot is a more advanced command utility tool for Android devices that works with computers. You can download ADB and Fastboot Binaries (Platform-Tools).

Download Xiaomi USB Drivers

A USB Driver is a set of files that basically allows you to create a successful and strong connection between a mobile device with a computer properly using a USB data cable. It’ll be useful to transfer files between the connected devices, flash files on the handset, and more.

It’s also worth mentioning that not only mobile devices but also other external devices can use and run USB Drivers on a Windows computer. Such as a mouse, keyboard, printer, external hard drives, speakers, USB flash drives, etc. You can grab Xiaomi USB Drivers here.

Unlock Bootloader Your Phone:


To enjoy any custom ROM, you must first unlock the bootloader on your Mi A1 (tissot).

Download LineageOS 19.1 ROM:

Here, you will find the LineageOS 19.1 for your Mi A1.

LineageOS 19.1 XDA Development Page

Download Android 12 Gapps:

It’s worth mentioning that most of the third-party AOSP (Android Open Source Project) ROMs (also known as aftermarket firmware) come without any preinstalled Google apps package. You can manually install the Android 12 GApps by following our guide.


GetDroidTips won’t be responsible for any kind of issue that may happen to your device if you flash it on another device and brick it. Do it at your own risk.

Instructions to Install:

  1. Connect your device to the PC via USB cable. Make sure USB Debugging is enabled.
  2. Then head over to the platform-tools folder, type in CMD in the address bar, and hit Enter. This will launch the Command Prompt.
    cmd platform-tools
  3. Execute the below command in the CMD window to boot into fastboot mode:
    adb reboot bootloader
  4. Once your device booted into fastboot mode, Now enter the below command to flash the LineageOS 19.1 firmware on your device.
    fastboot -w update
  5. After the installation, your device may reboot.

Your device will now boot to the newly installed OS. With this, we conclude the guide on how to install the LineageOS 19.1 on the Mi A1. Do keep in mind that the first boot might take up some time and you might have to set up your device from scratch.

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