Well, there could be many things. It happened with me at one point, but long ago. If it says update, go to and check if there's something else to update by going to "Game Updates" in your launcher. If there's nothing further to update then maybe you should restart your computer. I wish I could remember what happened, how…
I'm having a problem with the things I got from exchange/store, too, in the launcher... Is it like, I download what you got from the store and exchange, it's in the download launcher, I install it, it says install, but it doesn't appear in the game and/or when I go back to the launcher to check the downloads, it's back to…