1. Login to your control panel at https://billing.hostinguk.net/ 2. Once logged in, go to 'Services' > 'My Services'. 3. Click on your hosted exchange plan (not the domain as this will take you to your website). 4. Scroll down and click on the 'Mailboxes' link. 5. The page will list your accounts, next to each account will have a button for 'Edit Aliases'. 6. Here you can manage your aliases, when you are finished click 'Save Changes' at the bottom of the page.