If your detector shows “Contact support” on the display, follow these steps.
✅ Try these steps first
Remove the batteries and place the device to a dry location at room temperature (such as a living room) and leave it there for at least 24 hours, a few days is ideal. Higher humidity levels can create condensation and cause the sensor to how an error message. After putting the batteries back, the message should no longer appears on the display and you're good. If not, try step 2.
Remove the back cover of your device (with batteries) and press both the Bluetooth and Units buttons simultaneously for at least 5 seconds. This ends any previous measurement and starts a new one. However, if the message "Contact Support" still appears, contact us.
Contact the support team
You can contact the support team via the Airthings mobile app or on our website
To optimize and help toresolve your case quickly, preparing the following:
📸 Photo of the front of the device (showing the error message)
📸 Photo of the inside back (showing the serial number)
🧾 Copy of your sales invoice (if available)
📲 Send App logs from the Airthings app (read on for instructions)
📲 Uploading your app log files
Log files are sent directly from the app to the customer support team.
Open the Airthings app. If you have been using your device without the app, you'll need to connect to do this.
Go to Settings.
Scroll to the bottom of the page, then tap the app version (below the Log out button) 3 times.
The "Upload logs?" popup appear. Tap Yes.
📩 Send details to customer support
Contact us via the chat in the app or our website explaining that you are having this error and have carried out the troubleshooting steps in this article. Attach the photos and purchase receipt to the email.