Dexcom ONE Mobile App

What happens if I do not update the app when prompted to do so?

Last Updated · March 18, 2022

For the best app performance, we encourage you to update the app to the latest version as soon as it becomes available.

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