Hi, the way the SP integration works with Power Apps Portals you always need a record associated
what you can do is to a clean-up on that CDS form so you can hide/remove all attributes, leaving only the SP subgrid:
https://docs.microsoft.com/en-us/powerapps/maker/model-driven-apps/create-design-forms
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If you like this post, give a Thumbs up. Where it solved your request, Mark it as a Solution to enable other users find it.Power Apps Portals Super User
Oliver Rodrigues
