To Remove a Team from the Club:
Go into a team within the club where you are admin.
Navigate to Settings > Connections > click on the club name.
Scroll down to the listed teams and click the arrow to the right of the team name.
Press the three dots in the top-right corner.
Select Remove team from club.
To Add a Team to the Club Chat:
Start in any team that is part of the club.
Access the club the same way as outlined above.
Below the list of teams, click the arrow beside Show teams you manage.
Click Add to club next to the teams you want to include in the chat.