SparkOS 12.4 UNOFFICIAL for Poco X3 NFC Android 12.1 Update: 220609. Maintained By Ardjlon. Changelog: Latest source code, June security patch, Back gesture haptic fixed, Fix SafetyNet, Improve UI refresh rate per-app, Some improvements, Deluxe Kernel v4.14.281. Use at your own risk, I’m not responsible for bricking your device.