Pretty print is the process of converting and presenting source code or other objects in a legible and attractive way. A prettyprinter takes blocks of code and prints them in an aesthetically pleasing fashion, presenting the characters with line breaks and indentations to make the code comprehensible.
You will find this option in WordPress dashboard -> Structured Data -> Settings -> Advanced -> Check Pretty Print Schema Markup option like below the screenshot.

- Pretty Print Schema Markup: By default schema markup will be minified format
Before pretty print

After pretty print

That’s it for this tutorial!
We hope it helped you. If you have any feedback or questions or do you want us to create compatibility for any other schema type which isn’t listed in our plugin then you can request us we will surely implement it as soon as possible.
Just contact us here and we are always available for you.