How to Install Havoc OS v3.6 Official ROM Android 10 Q on Samsung Galaxy A50s. Havoc OS v3.6 comes with ROM OS Android 10 Q. ROM Firmware Required: TWRP Recovery. Version Information Status: Stable GSI ROM Havoc-OS-v3.6-20200613-Official-arm64-ab. To install this Custom ROM, your phone must be installed TWRP Custom Recovery. Use at your own risk, • Read More »