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How to Install Custom ROM on Realme Narzo 30A [GSI build]

Along with Narzo 30 series, Realme launched their budget-friendly smartphone called Realme Narzo 30A in India. This is a successor of the last year launched Narzo 20A. With Narzo 30 series, The Narzo 30A is the most affordable smartphone. The device packs a Mediatek Helio G85 processor, a 6,000mAh battery, and sports a dual-camera setup.

Well, If you are here, then you may probably want to install the Custom ROM on Realme Narzo 30A. As you read our title, yes we can guide you on installing the latest custom ROM on Realme Narzo 30A based on 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.

How to Install Custom ROM on Realme Narzo 30A [GSI build]

Flashing the ROM in Realme Narzo 30A 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 Realme Narzo 30A. To unlock the bootloader, follow our guide on how to unlock the bootloader on any Realme on any Android device.

If you already unlocked the bootloader, then you can simply follow our guide to install the custom ROM on Realme Narzo 30A. Before that, let’s understand What is a GSI build.

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 Realme Narzo 30A

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, there are two methods to install the custom ROM GSI on Realme Narzo 30A.

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 onto other GSIs that are based on his work. Please report bugs on the same thread related to the ROM.

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.

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:

  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 Realme Narzo 30A 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 Realme Narzo 30A. 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 Realme Narzo 30A 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 adb command adb reboot bootloader. bootloader mode
  4. Now open the extracted folder of 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 wait 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 Realme Narzo 30A handset easily. If in case anything goes wrong or if you have any queries, feel free to ask in the comments below.

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

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Did you know?

You can always revert back to Stock ROM by flashing Realme Narzo 30A Firmware Flash File.

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