Well as I was going through my sd card I noticed that my Ntr selector files are .bin and not .firm so is there a readme as well as a link to the files to reinstall the cia file so I can use it again

Does it not work now?Well as I was going through my sd card I noticed that my Ntr selector files are .bin and not .firm so is there a readme as well as a link to the files to reinstall the cia file so I can use it again