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Your First 10 Days with Dexcom ONE

My 10-day sensor session is going to end soon, and I want to change my sensor early. Can I change the sensor now?

Last Updated · September 28, 2021

Yes, you can change a Dexcom ONE sensor before the session ends.

  1. Go to Settings
  2. Tap Stop Sensor Session
  3. Follow the onscreen instructions:
  • Stop your current sensor session
  • Remove your sensor from your body
  • Start a new sensor session

5-step learning journey

Discover education resources, organised in a 5-step journey, to learn key information about your Dexcom ONE CGM system, from getting started, your first 10 days, to using Dexcom ONE in the long run.

Step 1: The basics of CGM
Step 2: Getting started
Step 3: Your first 10 days
Step 4: Using Dexcom ONE in the long run
Step 5: Understand your Diabetes trends