Because of its Mediatek Helio G99 processor and partition structure, the Infinix Zero 20 does not have a large selection of "device-specific" custom ROMs like a Pixel or OnePlus. However, it is a Project Treble compatible device, meaning you can install Generic System Images (GSIs) to experience Stock Android, PixelOS, or LineageOS.
Below is a technical guide on how to prepare and flash a custom system onto your Infinix Zero 20. ⚠️ Critical Warning : This process wipes every file on your phone. Back up your data first. : Unlocking the bootloader voids your warranty
: Modifying system partitions can "brick" your device. Proceed only if you are comfortable with command-line tools. 🛠️ Step 1: Requirements & Preparation Before you start, ensure you have the following: : At least 60-80% charge : A Windows/Linux computer with ADB and Fastboot Platform Tools installed. Infinix/Mediatek VCOM drivers installed on your PC. : Download a GSI (e.g., LineageOS GSI Pixel Experience GSI ). Choose the 🔓 Step 2: Unlock the Bootloader Infinix requires manual unlocking through Fastboot. Enable Developer Options Settings > My Phone Build Number Enable Switches Settings > System > Developer Options and turn ON OEM Unlocking USB Debugging Enter Fastboot infinix zero 20 custom rom
: Connect your phone to the PC and run this in your command terminal: adb reboot bootloader Execute Unlock
: Once on the Fastboot screen (black screen with small text), type: fastboot flashing unlock : Press the Because of its Mediatek Helio G99 processor and
button on your phone to confirm. The device will wipe and reboot. 💾 Step 3: Flashing a GSI ROM
Since there is no official TWRP for the Zero 20, you must flash the ROM via Enter FastbootD : Boot into fastboot again ( adb reboot bootloader ), then type: fastboot reboot fastboot Where to Find ROMs & Help
(The screen should now say "FastbootD" in a blue/yellow font). Delete Logical Partitions (If needed for space): fastboot delete-logical-partition product_a depending on your active slot). Flash the ROM fastboot flash system [path_to_your_gsi_file].img Disable Android Verified Boot (AVB) : You must flash a blank or patched vbmeta.img to prevent boot loops:
fastboot flash vbmeta --disable-verity --disable-verification vbmeta.img fastboot erase userdata fastboot reboot 📋 Recommended ROMs for GSI
If you aren't sure which one to pick, these are the most stable "Generic" options: LineageOS (GSI) : Best for a clean, privacy-focused experience. Pixel Experience : Provides the full Google Pixel interface and features. Project Elixir : Known for smooth animations and high customization. If you'd like to move forward, let me know: Have you already installed ADB/Fastboot on your PC? Do you have the official firmware (specifically the vbmeta.img file) for your specific build? Root access (Magisk) How to Unlock The Bootloader on Any Infinix Smartphone
If you want to try: