Board Thread:Questions and Answers/@comment-30701615-20161207235453/@comment-28846808-20161208011611

I'd say check your internal storage, and make sure there is enough for any updates Battle Cats may need. It doesn't matter how much space you have in your SD card, it more than likely has to go through internal data first. (Source: I have to fight internal storage every week despite having a 32 gig SD card)