For issues you find with the Switch and Console releases, please follow this link and give as much detail as possible. This is the speediest way to get info to Pipeworks and get a hotfix in the works.
For issues you find with the Mobile 1.3 update, please follow this link and give as much detail as possible. This is the speediest way to get info to DR Studios to look at your issue. Also, some troubleshooting hints here.
On that note, as someone who played a lot of Donkey Kong Country in my youth, I'm glad King K. Rool finally managed to sneak into the next Smash roster, even if it was at DeDeDe's expense.
Hell, even Ridley managed to get in as a playable character, despite being too big for Smash for all these...
I can't for the life of me figure out why you'd use that avatar when a beauty like this exists.