Follow each method carefully, keep your account synced to Office 365, and maintain regular backups to avoid future data loss.
Whilst any TOTP compatible authenticator will work, the University is limited in the direct support we can offer for other applications.
When I click on the Media Server box in the "Photo & Video" screen I get a "your device is disconnected. Please check the connection status".
You can repair the corrupted PST file using the built-in Inbox Repair tool (also known as SCANPST) in Outlook.