Mass Delete all Unconfirmed Newsletter Subscribers

1. Login

2. Click the 'Admin' menu found in the top right corner of your website, select 'Newsletter'

3. Select 'Subscribers' in the left side menu

4. At the right of the   page   there is a filter dropdown, select 'Unconfirmed'

5. Next, click 'Delete Unconfirmed'
This will delete the entire list of unconfirmed emails