I see the following message when using the Lingo app: Biosensor Already in Use What it may mean: The Lingo Biosensor was started by another device. What to do: Check again with the device that started it. Or apply and start a new Lingo Biosensor. Need help? Please submit your request here. Related to Troubleshooting Related articles I see the following message when using the Lingo app: Replace Biosensor What if my biosensor comes off too soon? Will further biomarkers be added? I see the following message when using the Lingo app: Biosensor Error I am based in the US, how do I contact Customer Support?