Device: Poco F7 / Redmi Turbo 4 Pro

1. Flash the provided recovery image (https://sourceforge.net/projects/infinity-x/files/onyx/16/recovery.img/download) and vendor boot image (https://sourceforge.net/projects/infinity-x/files/onyx/16/vendor_boot.img/download) via fastboot using
  "fastboot flash recovery recovery.img" & "fastboot flash vendor_boot vendor_boot.img"
2. Reboot to recovery using either volume + and power button combo or via fastboot command
3. Navigate to Apply Update > Apply from ADB
4. adb sideload the ROM zip using "adb sideload pathtozip"
5. Factory reset/format data
6. Reboot to system

- GAPPS are already included