How to Install Corvus OS v16.8 Avalon OFFICIAL for Poco X3 NFC (Surya) Android 11. Corvus is popular as Gaming ROM and support most android devices. Corvus OS a ROM with many useful & required Customizations. Corvus OS is based on Android Opensource Project (AOSP). This Corvus OS ROM is maintained by Sambit. Features: Theme, • Read More »