If a user belongs to the Visitors group, his or her access card can be canceled.

To cancel a visitor's access card, do the following:

1. Go to the visitor bar.
   
2. Click Discharge card.
3. Confirm the cancellation of the access card by clicking Yes.
   

As a result, the user will be deleted from the Visitors department.

This completes the process of canceling a user's access card.