To set up and customize menus,
- Go to Admin Dashboard > Appearance > Editor
- Now, click on the ‘Template Parts’.
- You will see a menu option in the tab where you can edit it from.
To set up navigation,
- Log in to the WordPress admin Panel.
- Go to Appearance > Editor
- Click on the blue ‘+’ symbol on the top left.
- Now, search for ‘navigation’.
- Add or remove the navigation you prefer and you are good to go.