To modify subscriber information or cancel a subscription, proceed as follows:
If necessary, click Check-out to unlock the newsletter for editing.
To cancel a subscription, click the Delete button in the first column.
Select Save or Check-in (according to your selected lock mode) to update your newsletter's subscription information.
To modify the information for a user, or a subscription start and end date, click the email address in the Email column. Use the Properties page and the Subscriptions page to enter new information as required, and save it.