just popping in to let you know that we've implemented your feedback. When setting up a customer portal (or editing an existing one), you can now choose "Make 'Submit New Ticket' page available without sign in", which allows your users to create tickets without any TeamViewer account.
Of course, this ticket form automatically uses the customization of your portal, and users with existing accounts can still sign in to see a history of their tickets. Give it a try and let us know what you think about it!
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