Answer:
Go to Settings--> Users--> All Users
Select the pencil icon by the user's name
Select the checkbox
Click remove
For more information, please refer to this article http://help.woosender.com/en/articles/6719331-woosender-users
Go to Settings--> Users--> All Users
Select the pencil icon by the user's name
Select the checkbox
Click remove
For more information, please refer to this article http://help.woosender.com/en/articles/6719331-woosender-users