Add or edit Role to existing member
1. Navigate to Teams page
2. Click Team name you want to modify
3. Click [Members] menu
4. Make sure Status of user is [Approved]
5. Click pencil icon to choose Role
In this sample, Role of user-01 is Editor
6. Choose [Administrator]
7. Click [Update] button
8. Make sure Role is changed
In this sample, the Role of user-01 is Administrator.
That's all