Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed yesterday. Improve this question By default, the booking slot duration is set to a minimum of half an hour. But I would like to change it to 20 minutes. Though I'm trying, I can't seem to figure out the exact code. Please help me right away! attempting to modify the plugin or the code itself.