Linking to the top of the page can be used when you want to have an easier option for the user to return to the top of the page instead of having to scroll back to the top of the page.
Step 1. To add a link to text, highlight the text you want to link.
To add a link to a button, simply click on the button to display the options.
Next, simply select the 'top of page' link from the list.
Save and Publish.