I've got a CycloDS Evolution cartridge with the latest firmware that definitely works in a DSLite.
I'm running Luma on an Old 3DS and installed NTR_Launcher v1.9.9 from releases on github by downloading the cia and installing it via fbi.
I'm getting a blank white screen after the health and...
@Xdqwerty good. thats great fma takes more time to to build up the beginning. brotherhood rushed the beginnign because the beginning had already been told