Profile "FLAT" for touchpads according to latest libinput is not supported by mutter
Only "Default" profile is available
Flat prfile commit: https://gitlab.freedesktop.org/libinput/libinput/-/commit/034226d9049fb96b2f741e7d9062f35cf1cff680
Only "Default" profile is available
Flat prfile commit: https://gitlab.freedesktop.org/libinput/libinput/-/commit/034226d9049fb96b2f741e7d9062f35cf1cff680