Thanks to @Poo706, developer form Nexus forum, I got this nice tool for converting O2X ROMS from EXT4 to F2FS system.
By reading O2X posts I found that till now only @DJNoXD is develop SlimROM for F2FS partition.
As @Hugo-PT noticed that devel...
where can I find the latest version of Spirit?
edit: WORKS, first time i had a bug(error) secont time works perfect
Could you share your Spirit FM settings that make it working?