Hey all, I was able to figure this issue out. Instead of leveraging both a HTML + JS I found an article online (https://dev.to/jordanfinners/creating-a-collapsible-section-with-nothing-but-html-4ip9) that referenced only HTML and allowed for a collapsable field. Thank you Mikko for being a resource to bounce ideas off of!…

Mikko, Per the screenshot you can see that the first set of Collapsable Fields have no issues expanding/collapsing, but the second group refuses to expand/collapse. I also utilized this website to create a collapsible HTML field in NetSuite: https://www.w3schools.com/howto/howto_js_collapsible.asp To answer your questions…