A call to action (CTA) Button - is the button with text and web link that tells the user to take some specified action. For example "Buy Now", "Read More", "Subscribe today", "Watch Now", "Book Now", etc.
To put CTA Button in the Header follow the next steps:
Open your website at editor and press Edit on the Header section
2. Choose CTA Button
Here you can:
add or remove CAT Button to the Header
put the text to CTA Button
put the link to CTA Button