← All help topics

Troubleshooting Everyone

Web Serial support, QR scanning, swapped directions, offline, access.

"Connect device" does nothing / no port list
Web Serial is Chromium-only — use desktop Chrome or Edge. On other browsers or iPad, use Try demo or pick chairs manually; live USB on iPad arrives in a later phase.
QR scan says it's unsupported
The live camera scan needs the BarcodeDetector API (Chrome/Android). Where it's missing, pick the chair from the list or use Simulate.
Forward and reverse look swapped
Toggle the Dyno path (Out/In), or check which way the chair drove onto the road.
A reading won't capture
Pause ~2 s after each run — that stillness delimits forward from reverse. Use Reset peak to restart the cadence.
Saved offline — is it lost?
No. It's queued locally and syncs on reconnect with no duplicates. Reopen the test page online to force a sync, or use Export JSON. See Working offline.
Can't reach a console
Check your role (the top-nav badge shows your org + role) and that the right organization is active (switch on the Dashboard).
An invite email didn't arrive
An org admin can Resend invite from Members.