Completing the quiz gives us the password for the new archive.
We are meant to get the login info from June's email response to relaying the Otherworld spell to her.
I did not receive such an email, therefore this information is taken derived from the episode recaps.
👀 Update: I received the email 3 months after completing this episode...
We must alter routes in order to enable David and Elin access through the tunnels.
This just gives us a still of David and Elin and a message that motion was detected.