So far im trying to do a Minus World Run But I can't get a fds thing working someone plz help! I have the disksys.rom thing but idk what to do with it on nestopia.

ALSO, Im not using Lceux if anyone wants me to try that!

I'm looking forward to this answer, I have the same problem

At least on Windows, you'd go to Machine > External > Disk System > Options... and choose the right file. Then you should be good.

File?

DISKSYS.ROM is the file that you need to run FDS games.

Friendly reminder that posting links to said file or instructions on how to obtain it are prohibited on this site and will be deleted.