Pokémon UNITE is continuing to add new content, including new playable characters, on a regular basis. Read on below to learn more:
Update 3/15/22: This issue has been resolved. Thank you for your patience and support!
Attention Trainers! We are currently aware of an issue that prevents users from downloading update data on the Switch version of #PokemonUNITE. We apologize for the inconvenience, and are investigating a solution. Thank you for your patience!
This issue is still being investigated. If you are continuing to experience this issue, please try redownloading #PokemonUNITE. We apologize for the inconvenience once more, and thank you for your patience!
Source: Official Pokémon UNITE website
Source:Pokémon