You can change the text on the homepage of your menu in two different places.
1. Change the text under your menu
Go to Menus.
Click Manage next to the menu you want to edit.
Open Other Settings.
Here you can edit the Name, Display Name, and Description of your menu.
The Description will appear under your menu on the homepage.
2. Change the text above the menu overview
If you have multiple menus, you can also edit the text that appears above the list of menus on the homepage.
Go to Menus.
Open the settings for your menu overview.
Edit the text that appears above your menus.
Important: You can edit the text, but its position and formatting will not change.