Multiselect Optionset in Powerapps Portals Multi-select optionset (multi-select column) are now supported in Powerapps Portals. ( Click here for more details). Before the availability of this feature there was an option to make a normal optionset as mutli-choice control (Refer this blog for details). The purpose for writing this post is to share my recent experience working with the multi-select optionset in Powerapps Portal, specially attaching JavaScript eventd to add some logic on selection of items. I didn't found any official document that explains about the multi-select optionset control events (specially onchange) for Portal . With that said here is a solution that I orchestrated using my html and jquery knowledge. With this approach you can easily attach a javascript logic on selection of an item in Multiselect optionset control in #PowerPortals. Solution - 1. Attaching Event - We are going to attach a event handler to...