Troubleshooting
Common Error Messages
What does the Transmitter Not Found alert mean?
If your transmitter didn’t pair with your display device and you are seeing a Transmitter Not Found alert, please try these solutions.
Managing Your Online Account
I use Dexcom G7. How do I reset my password?
To reset your Dexcom account password, follow these easy steps.
I use Dexcom G6. How do I reset my password?
To reset your Dexcom account password, follow these easy steps.
I can’t log in to my Dexcom account. What should I do?
Get help and tips on logging into a Dexcom account
Sensor Adhesion Issues
What happens if my sensor insertion causes bleeding?
Proper insertion technique is important to prevent bleeding. When pressing the button, the CGM sensor should be resting superficially on the surface of your skin.
Where can I order sensor overpatches?
Learn how you can order sensors for your Dexcom continuous glucose monitoring system.
Troubleshooting (Reordering Sensors and Supplies)
Why do I need to return my defective supplies?
We ask customers to return their defective supplies in a return kit...