Hi,
Sorry for the inconvenienced caused to you.
To add the link boxes follow the instructions given below:
Go to Dashboard >> Appearance >> Customize >> Theme Settings >> Link Boxes and add the content.
Publish to save the changes and refresh your website.
Refer image for better understanding: https://vwthemes.com/docs/vw-blog-pro/images/link-boxes-dash-screenshot.png
If you want we can do that for you, make a user for us, assign administrator role and send us the username and password along with the URL.
Thank you.
Good Day!