How to Install Custom ROM on Xiaomi 11i / HyperCharge 5G [GSI build]

In this tutorial, we will guide you to install the custom ROM on Xiaomi 11i / HyperCharge 5G (pissarro). Both the device was launched in India and both devices come with a 6.67-inch full-HD+ display and it is powered by a MediaTek Dimensity 920 5G SoC. Both the devices sport a triple rear camera setup that houses a 108 MP primary sensor, along with an 8 MP ultra-wide shooter and a 2 MP macro shooter.

Well, If you are here, then you may probably want to install the Custom ROM on Xiaomi 11i / HyperCharge. As you read our title, yes we can guide you on installing the latest custom ROM on Xiaomi 11i / HyperCharge based on GSI build.

How to Install Custom ROM on Xiaomi 11i / HyperCharge 5G [GSI build]

When you buy a new phone, it comes with so-called stock ROM or stock firmware which basically means a pre-installed operating system. This ROM usually comes with some limited functionality defined by the OEM (phone manufacturer). Whereas a custom ROM is developed by using AOSP also known as Android Open Source Project. Yes, we all know that Android is open-source and therefore any developer can edit the code, or recompile it according to his or her need. You can read our complete article to understand the difference between Custom ROM and Stock ROM.

Flashing the ROM in Xiaomi 11i / HyperCharge is easy! All you need to do is follow the instructions carefully. If you are a newbie, then you need to understand that before flashing, you must unlock the bootloader on your Xiaomi 11i / HyperCharge. To unlock the bootloader, follow our guide on how to unlock the bootloader on any Xiaomi device.

If you already unlocked the bootloader, then you can simply follow our guide to install the custom ROM on Xiaomi 11i / HyperCharge. Before that, let’s understand What is a GSI build.

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What is GSI Stands for?

GSI stands for Generic system image which is an Android System image that can be used to replace the current installed Android version with a new one. It is a pure Android with an unmodified Android Open Source Project (AOSP) code. With Android 8.1, Google introduced the project treble support for many devices and now with Android 9.0 Pie, Google finally added the API level 28 to support Generic System Images to all app developers to install and run the latest Android GSIs on a variety of existing Android devices. To know more: Read here

How to Install Custom ROM on Xiaomi 11i / HyperCharge

To install, as we said, you need to unlock the bootloader and must have a TWRP (to install via a  device) or a PC (to install via Fastboot). Yes, two methods exist to install the custom ROM GSI on Xiaomi 11i / HyperCharge.

Disclaimer

AOSP GSIs which is still marked as a pre-release. Even on a device that runs Pie GSIs nicely, it’s still possible to get broken media, camera, RIL, or even flat-out no-boot. You are strongly advised to try PHH’s original and then identify/report issues there, before moving on to other GSIs that are based on his work. Please report bugs on the same thread related to the ROM.

We 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 bugs or stability issues. We can’t recommend you to use this firmware as your daily driver. Proceed at your own risk.

Pre-Requirements:

Note:

A only arm32 – arm avN
A only arm64 – arm64 avN
A/B arm64 – arm64 bvN
A/B arm32 – arm bvN

Download Links:

Install via TWRP Recovery:

This guide is for those users who have installed TWRP recovery on their devices. If your device is not supported, you can try the next method to install the custom ROM via GSI build.

  1. To install via TWRP, you need to factory reset your device using TWRP
  2. Go into the Wipe option and Swipe to Factory Reset.
  3. Transfer the GSI build to your Xiaomi 11i / HyperCharge using a USB Cable.
  4. Once you have moved, you can remove your USB cable.
  5. In your TWRP, tap on the install button –> Change type to Install Image and find the GSI you have moved in the 3rd step.
  6. Confirm the flash by choosing the system partition
  7. Once it is done, you can reboot your device and wait for a few minutes to boot up.

Flash via Fastboot

  1. First, do the factory reset on Xiaomi 11i / HyperCharge (pissarro). There are two methods to do it, follow anyone.
    • Factory Reset When Powered On: To install without TWRP, you have to factory reset using your Umdigi A7 Pro factory reset option.
    • Factory Reset via Stock Recovery: Reboot your Xiaomi 11i / HyperCharge into stock recovery using a button combination or ADB command.
      adb reboot recovery
    • In your Stock Recovery, navigate using the Volume UP and DOWN button.
  2. Make sure to extract the downloaded GSI build.
  3. After resetting the factory ROM, you can now boot your device into bootloader mode using the adb command adb reboot bootloader. bootloader mode
  4. Now open the extracted folder of the GSI build, there, now open the command prompt window by holding the SHIFT KEY and Right Mouse click.
  5. In your command window, enter the command fastboot erase system
  6. To flash the system image, enter a command in the following format: fastboot -u flash system name_of_system.img
  7. Wait for the image to flash, it could take a few minutes. Once it has been completed, reboot your device either manually via power key or by entering fastboot reboot and waiting for a few minutes to boot up.

We hope that this guide is helpful to you and you have successfully installed the Custom ROM on your Xiaomi 11i / HyperCharge (pissarro) handset easily. If in case anything goes wrong or if you have any queries, feel free to ask in the comments below.

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Credits to all the developers from the XDA forum and 4PDA forum

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