Denzel Chia
Moderator
Post count: 3230
Been thanked: 129 times
#28903 |

Hi,

Please use the following in your Theme Options -> Custom CSS
This will remove the dotted line.

Regarding your question 2,
It’s saved using this function.
https://codex.wordpress.org/Function_Reference/update_post_meta

Our support does not include sharing programming knowledge.
You can hire a developer to explain to you in more details.

Regarding question 3,
Sorry, we do not have a documentation on custom fields, because we do not support customization.
We only have some user documentation.
https://theme4press.com/docs/

Thank you.