Forum Discussion
M365 Forms for external users
Our organisation is hosting a public event where we'd like people to vote on some ideas and guidelines for our organisation. We want to make sure everyone can vote exactly one time on each poll. We h...
mgiguere unfortunately there is nothing in M365 which will do what you want. With Forms you can't restrict external users to only 1 response since Forms doesn't know who the responder is. The only thing you can do within M365 is to have a form where you ask the user for their email address. A flow in Power Auotmate then checks a list to see if that email address has previously been used. If it has then do nothing. If it hasn't then add the email address to the list and add the form reponse to your "responses" list.
Rob
Los Gallardos
Microsoft Power Automate Community Super User.
Principal Consultant, SharePoint and Power Platform WSP Global (and classic 1967 Morris Traveller driver)