How to add text below masthead background picture

[PatienceNgobeni]

I'm trying to build a website using Adobe Portfolio Marta theme, below the masthead background picture I want to add text but I only have an option to add a page.  How do I achive something similar to these pictures attached?

Iac

[John Waller]

Using which Adobe software? Dreamweaver?

This Community Help forum is for assistance with using the forums themselves.

[PatienceNgobeni]

Adobe portfolio.

[John T Smith]

For Portfolio go to https://help.myportfolio.com/hc/en-us and log in with your Adobe account