To delete one or more certificates, open the certificate manager by
selecting
Tools -> Manage Certificates...
option from the menu bar. This will open the
Manage Certificates
dialog.
In the
Manage Certificates
dialog, select or highlight the certificate(s) that you want to
delete, and click on the
Delete
button. A confirmation dialog will be displayed, asking, if you really
want to delete the selected certificates. Choose
Yes
to delete the certificates permanently from your trusted certificates
database. Select
No
to cancel the delete operation.