For now, you only can load DSK files which main executable is DISK or DISC (BAS, BIN or extensionless) or |CPM loader discs. For other kind of DSK's you can try renaming the executables in a PC CPCemu (Caprice32, WinApe, CPCE, WinCPC) with the command |REN,"NEWNAME.EXT","OLDNAME.EXT" (Starting...