You first want to login to your site manager and go to the “Add Page” section
With the list of pages loaded, scroll down until you find the “Online Backup” page, highlight the page and click add.
After adding the page you’re all set to begin using the sign up page. The text on the “Online Backup” page can be edited and moved like any other page on the site
CPA Websites Blog
Am I correct in thinking that there are two methods for Quickbooks file back up – using File Vault or adding the QuickBooks Online back up page? Is one way preferable over the other in having my client use this feature?