First of all, this is a custom built DLC by myself, meaning, THIS IS ONLY USABLE WITH CFW! It should also be noted that this DLC is for the western (USA) versions of FE Fates.
DO NOT USE FBI TO INSTALL! USE BIGBLUEMENU INSTEAD.
To uninstall the old version, an extdata wipe is needed, go to 3DS System Settings > Extra Data, and delete your FE Fates extra data, if you want to keep your saves, you'll need extra steps involving JK's Save manager.
To keep your saves located in extra data, in