System administrators or account owners can add custom activity categories, deactivate existing ones, etc. in the Settings-Sports section. Changes made there will be reflected in all teams linked to the same sport.
To enable/disable sports, open the Sports section and select/deselect options
To modify activity categories, open the section select/deselect options
To add a category, click the green +, enter the required information and save.
Changes made in this section will be reflected across the entire account.