This was a known issue in 7.0, however, it should be fixed in 7.0.1. The KB article link below provides information on how to download the latest version from your Customer Center.
Hope this helps!
Thank you, Tracy!
Unfortunately, I'm using the Student Edition purchased through JourneyEd, and I believe the update process must be different - at least to some extent - as I don't have a Tableau customer account.
I've posted the new discussion here: