Error Code: 2805-2500
Follow these steps when you receive an error code while setting up Parental Controls for GameChat on Nintendo Switch 2 using the Nintendo Switch Parental Controls app.
Information
This error code indicates that your Nintendo Account family group has the maximum number of members already. If you want to add a child's Nintendo Account to your family group in order to adjust Parental Controls settings for their use of GameChat, you'll need to make room in your family group.
What to do
Remove a Nintendo Account from your family group.
In the app, try the action that resulted in the error code again.