You no longer need to teach HMs to your Pokémon to use them. Instead, you use the Pokétch gadget to call on wild Pokémon to perform moves like Cut , Surf , or Rock Climb .
After becoming the Champion, you can unlock this feature at the Battle Tower to view a Pokémon’s Individual Values (IVs) directly in your boxes. Pro Tips for Trainers Pokemon Brilliant Diamond [0100000011D90000][v0...
You can access your Pokémon Storage System from almost anywhere in the game to swap team members without visiting a Pokémon Center. You no longer need to teach HMs to your Pokémon to use them