Supercard Saves

Iiight Check.I got MultiBoot thingy From GBAtemp and its working Hella fine. but the thing is that Since im Running 2 Different "OS"Moonshell OS (Supercard OS)
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YSmenuWell YSMenu like to have the saves Renamed as the Orginal game name .SAV
Moonshell in the other hand likes it to be the ID number plus Some random Letters from the Original name .SAVwell like im trying to get Moonshell to read the YSMenu name saves so i can just have 1 .SAV in the Folder than having 2.
How do you Do it ?

You'd probably have to modify the firmware (or hopefully if there's an .ini somewhere) with the writing of fwrite etc. to whatever FAT location.