I have a computer with an emulator, but I can't find out how to run it... I can open the emulator, but I don't have the game downloaded... I'm not very new to emulation, so could anyone help?

for snes9x, here is a good reference

https://fantasyanime.com/emuhelp/snes9x

We have some safe downloads on the wiki https://dkcspeedruns.com/Miscellaneous#Downloads

thanks