Same-device connection
Connects two browser peers and transfers generated audio. It uses no microphone, camera, rented GPU or external ICE service. It does not prove a call between two devices or networks.
Not checked
Check this device
Run the connection test without using your camera or microphone. Optional hardware tests ask permission only after you choose them. These results stay on this screen; Lighthouse does not save recordings or coordinates.
Camera and microphone
Optional: request this browser’s permission, check that tracks open, and stop them immediately. This does not verify real-world audio or picture quality.
Not checked
Notification support
This check reads support and permission status. Enable account notifications from Security & Devices to register a device.
Not checked
Security & DevicesTo test location sharing, use Driver tools after a practice assignment is selected. Location permission is limited to that page. For a real two-device trial, use Lantern Theater with an invited participant.