Maybe you want to change the name of links in your navigation like changing Dashboard to My Content or add completely new navigation links. You can change the names of links or where they point to under Customization.
Navigate to Customization > Navigation. Click the three dot menu to Edit. You can then drag and drop the menu links to change their order or click their three dot menu to Edit their name or URL.
Click Add Menu Item to add a completely new menu item and you can link to internal content in Uscreen or an external link.