→ Check laptop audio output is “Digipiste Audio” No image? → Restart classroom screen (hold power 10 sec) Mic not working? → Replace AAA batteries (spares in the digipiste drawer) If you are referring to a specific school or city’s implementation , please provide the name, and I can refine the login URLs, helpdesk hours, and exact device models. Otherwise, this guide covers the standard Finnish Opettajan digipiste in both physical and digital forms.