On my Mecool KI Pro the remote control doesnt work with CoreELEC-Amlogic-ng.arm-19.1-Matrix_rc2-Generic.
but it works with old amlogic 9.2.7.
Why?
I copied remote.conf to .config path, but no change.
copied rc_maps.cfg to .config path, but still no change.
dtb: gxl_p230_k1_pro
Read the Howto, as some filenames have changed with Matrix: