Game Details:

Developer: ILCA, Inc.
Publisher: Nintendo / The Pokémon Company
Platform: Nintendo Switch
Release Date(s): November 19th, 2021 (Worldwide)
Mode(s): Single player, Multiplayer
Rating(s): CERO: A (JPN), ESRB: E (USA), PEGI: 7 (EUR)
Controller(s): Nintendo 3DS
Extra Contents: BDSP Main Page, Patches, Pre-Order Gifts
Nintendo announces the patches for this game and they can be obtained by connecting your Nintendo Switch to the Internet and downloading and installing the latest update.

Complete these steps

1. Connect the Nintendo Switch console to the internet.
2. Return to the HOME Menu and launch the game.
3. The update will be downloaded and installed automatically.
4. Once the update is installed, the newest version number will be displayed on the title screen.

Important: Approximately 3GB of memory must be available on your Nintendo Switch system’s memory or on your microSD card to download the update data for version 1.1.0.

Note:

• This update must be applied in order to use the game’s Internet features.
• Save data will still be available for use after downloading the update.
• The update will download and install automatically if the system is connected to the internet and the Auto-Update Software setting is enabled. If there is not enough system memory or microSD card storage to download the update, you will first need to expand or free up memory space and then follow the steps below.
• All players must be using the same version of the software to participate in Local Wireless Communication.

Ver. 1.3.0 (Released March 15, 2022)

• Added an event related to Pokémon Legends: Arceus.
  • If a user on a Nintendo Switch system has save data from Pokémon Legends: Arceus that meets set requirements, that player can take part in a special event to meet the Mythical Pokémon Arceus when playing the Pokémon Brilliant Diamond or Pokémon Shining Pearl games.
  • Further details can be found here.
• Added a network-trading feature at GWS.
  • It is now possible to trade Pokémon online at the GWS in Jubilife City.
  • Note: A Nintendo Switch Online membership (paid service) is required to trade Pokémon online.
• Some issues have been fixed for more pleasant gameplay.

Ver. 1.2.0 (Released February 21, 2022)

• Union Room functions have been expanded.
  • The maximum number of players you can play with via local or internet communication in Union Rooms has been increased. Also, by selecting Greeting or Capsule Decorations, you can show each other your Trainer Cards or Capsule Decorations.
• Additional Colosseum battle feature has been added.
  • Enter the Colosseum on the 2nd floor of a Pokémon Center to battle with other players using custom rulesets.
  • In the Colosseum, you can set rules, such as the number of Pokémon to send into battle as well as their levels, and play Single Battles, Double Battles, or Multi Battles via local or internet communication.
• Pokémon Trading and Battles
  • Some Pokémon acquired via unintended methods or illicit modification now cannot be used in Link Trades or Link Battles.
• Fixed some issues for more pleasant gameplay.

Ver. 1.1.3 (Released December 21, 2021)

• Fixed some issues for more pleasant gameplay.

Ver. 1.1.2 (Released December 1, 2021)

• Fixed some issues that would prevent the game from progressing under certain circumstances.
• Some issues have also been fixed for more pleasant gameplay.

Ver. 1.1.1 (Released November 17, 2021)

Optimized Ver. 1.1.0 update data.

Ver. 1.1.0 (Released November 11, 2021)

• Communication functions added for the Grand Underground, Super Contest Shows, Union Room, and Mystery Gift
  • You’ll be able to enjoy local and internet communication functions of game features like the Grand Underground, Super Contest Shows, and the Union Room. You’ll also be able to receive gifts via Mystery Gift.
• Post–Hall of Fame elements added
  • Some game elements you’ll be able to enjoy after entering the Hall of Fame, such as Ramanas Park, will be implemented.
  • Note: If you have game data that reflects that you have already entered the Hall of Fame, you can play these elements immediately after updating the software.
• Some in-game movies and animation added
  • Certain animated scenes and movies, including the opening movie that plays when the software is opened and the ending movie, will be implemented.
  • Note: An opening movie has been added that plays when the software is opened. You can see it by closing the game and re-opening it with existing save data.
  • Note: An ending movie has been added. Even if you have already reflected entering the Hall of Fame on your save data, you can see the ending by entering the Hall of Fame again.
• Some issues have also been fixed for more pleasant gameplay.

Source: https://en-americas-support.nintendo.com/app/answers/detail/a_id/57058

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