On Monday, 6 May 2013 18:44:16 UTC+12, fx wrote: > Regardless, I'll try it and see what happens. What creator/type do I have to set to get the .po or .dsk file to open with the DOS3.3 FST? This might help: http://www.brutaldeluxe.fr/products/apple2gs/mountit.html Cheers, Nick.