Thanks for your question and thanks for using BoldGrid Post and Page Builder for WordPress!
One thing you can do to remove the “Posted on” link is to hide it with CSS. Just navigate to Appearance<<&Customize<<&Advanced<<&Custom JS & CSS and add this bit of CSS:
display: none !important;
If you want to remove all Entry Meta you can use:
I hope this helps! Please reach back out to us if you have any other questions or concerns.