...
Open the Page Builder on the page you want to edit. This can be:
The site’s homepage.
A Refined Page.
The landing page of a Jira Software project, Jira Service Management project, or Confluence Space.
Hover your mouse over the desired location on the page and click the + Add module button that appears.
Click Links in the left-hand menu and choose the Links module.
...
You can edit by simply clicking it. You can use text variables to make the text dynamic, for example to display the user’s first name.
Edit the settings
Select Click the module to see open its settings menu, which appears on its right-hand side.Click the Cogwheel.
Edit the settings, which are divided over multiple tabs:
...