Fitbit Air Firmware Update Causes Issues

First reported on 9to5google on June 26, 2026.

Users are reporting issues with the Fitbit Air firmware update, including connectivity problems and data loss. We recommend checking the Fitbit app settings and ensuring that the device is properly connected to the app.

What it looks like

  • Connectivity issues
  • Data loss

How to fix it

  1. Open the Fitbit app.
  2. Go to the device settings.
  3. Check for any available updates.
  4. Update the Fitbit device to the latest firmware.
  5. Restart the Fitbit device and app.

Affected products

  • Fitbit Air

Sources

Search terms covered: fitbit air firmware update issues, fitbit air connectivity problems