I'm trying to use CFG Loader. It says I need custom IOS 249. Meh, so I went to cIOS installer and the only one in the 200's is 256. What do I do? Do I have to use NUS downloader, or install it thorugh DOP-Mii / MMM? DOP-Mii says IOS249 is for piracy prevention. MMM says the same thing too.