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A screen shows offline

Offline means CanvasRelay has not received a recent heartbeat; cached content can keep playing while updates and remote commands wait.

What you may be seeing

  • Screens marks a paired device offline or shows an old last-seen time.
  • The TV may still be showing previously cached content even though the dashboard says offline.

What usually causes it

  • The player device lost internet access or Wi-Fi.
  • The player device or TV lost power, rebooted, or the browser/app was closed.
  • A smart-TV/browser platform suspended the signage tab.
  • A local network, DNS, captive portal, firewall, or ISP problem is blocking outbound HTTPS.

Do this

  1. Check that the player device is powered and the CanvasRelay player/app is actually open.
  2. Check internet access on that device. For a browser player, load another HTTPS site or reload player.canvasrelay.app after connectivity returns.
  3. For Raspberry Pi, confirm the Pi has power/network and allow its kiosk/service restart behavior to recover the player.
  4. For Fire TV/Android/smart-TV browsers, reopen the browser/player if the operating system suspended or closed it.
  5. Return to Screens and wait for the last-seen/online state to refresh. Remote commands cannot be delivered until the device checks in again.

You know it is fixed when

  • Screens reports the device online with a recent last-seen time.
  • Its deployment/feed state begins updating again if a newer release exists.

Worth knowing

  • Offline is different from a blank screen: the browser/Pi player is designed to keep last-known-good cached content playing when the network drops.

When this is probably a real support issue

  • The device has working internet but CanvasRelay stays offline across reload/restart, especially if multiple devices on different networks do the same.

Search phrases this guide covers

TV says offline · screen not checking in · device disappeared · screen has no internet · offline alert email