Dexcom ONE+ CGM System
Introduction to Dexcom One+ CGM System
How does the Dexcom One+ compare to Dexcom One?
The Dexcom ONE+ system features a simple, one-touch sensor applicator with a 30-minute warm up. This means there is no separate transmitter.
Is it painful to insert a Dexcom ONE+ sensor?
The Dexcom auto applicator was designed for easier, more consistent sensor insertions.
Is there any difference between Dexcom ONE+ app and Dexcom ONE+ receiver?
The Dexcom ONE+ receiver is a dedicated medical device. The app is not, but both the receiver and the app provide: current glucose information; an integrated Clarity card for glucose reports; customisable glucose alerts.
What is the difference between a Dexcom CGM sensor glucose reading and blood glucose value (BGV)?
Dexcom CGM systems measure the glucose levels in the interstitial fluids just beneath your skin. Blood glucose meters measure glucose levels in your capillary blood.
Using your Dexcom ONE+ CGM System
Are there any Android/OS settings I should or shouldn’t use with my Dexcom ONE+ app?
Here are some recommended settings for Android devices, to help ensure you get all Dexcom ONE+ app alerts and sensor readings.
How do I share my glucose data with the Apple Health app?
Apple Health consolidates health data from your smartphone, smartwatch, and third party apps, including Dexcom ONE+.
Can I shower or swim while wearing my Dexcom CGM?
Once snapped into place, the Dexcom ONE transmitter is water resistant for up to 2.4 meters for 24 hours.
How do I log Events?
Dexcom ONE+ app and receiver allow you to log Events – a way to keep a record of your insulin and carbs intake, exercise, and health related event.
Setting up your DexcomONE+ CGM System
How do I set up my Dexcom ONE+ app?
Set up your Dexcom ONE+ app before inserting your sensor.
How do I insert my Dexcom ONE+ sensor?
Dexcom designed the Dexcom ONE+ CGM system sensor auto-applicator for easier, more consistent sensor insertions.
How do I set up and use Dexcom ONE+ alerts?
Dexcom ONE+ gives you the option of turning on alerts when you set up your system. You just follow the prompts on your screen. If you want to turn on or change your alerts after setup, go to Profile > Alerts.
How do I set up my receiver?
To set up your receiver, refer to the Set up receiver section in the Dexcom ONE+ Start Here guide.
Dexcom ONE+ Compatibility
I want to get a new phone. Will this affect my Dexcom CGM?
A variety of iOS and Android smartphones are compatible with Dexcom CGM apps.
What if my smartphone is NOT compatible with Dexcom ONE+?
If your smart device is not compatible with the Dexcom ONE+ app, you may use a Dexcom ONE+ receiver as your display device.
Is my smartphone compatible with the Dexcom ONE+ app?
A variety of iOS and Android smart devices are compatible with the Dexcom ONE+ app. To view a list of compatible smart devices, visit dexcom.com/compatibility.
Troubleshooting your DexcomONE+ CGM System
What does Pairing Unsuccessful mean?
Pairing usually takes less than 5 minutes for the app and less than 10 minutes for the receiver. If you get this alert, go to its Help screen for more information.
How do I properly remove the sensor adhesive?
This is a summary of a clinical article published by clinicians independent from Dexcom, based on their knowledge and experience.* Dexcom has not tested these approaches, nor do we endorse these specific approaches.
Why can’t I hear my Dexcom ONE+ alerts?
Check the Safety Information Check Settings section of the Safety Information chapter in the User Guide as well as the following.
What does the “Bluetooth is off” alert mean?
The “Bluetooth is off” alert means this function is turned off. It will either show as App Bluetooth is off or Phone Bluetooth is off. Bluetooth must be on to get glucose information on your smart device*.
Replacing your DexcomONE+ sensor
My 10-day sensor session is going to end soon, and I want to change my sensor early. Can I change the sensor now?
The Dexcom ONE+ sensor is indicated to be worn for up to 10 days, plus a 12-hour grace period at the end. You can replace your sensor sooner.
How do I properly remove the sensor adhesive?
This is a summary of a clinical article published by clinicians independent from Dexcom, based on their knowledge and experience.* Dexcom has not tested these approaches, nor do we endorse these specific approaches.
How do I replace my sensor and start a new sensor session?
Each sensor session lasts up to 10 days with a 12-hour grace period at the end. The grace period gives you more time to replace your sensor, so you can do it when it's convenient for you.
Sharing DexcomONE+ with Followers
How can I see the last 24 hours of my Sharer's glucose readings?
All Follow version users can tap the 24 hour button on your Sharer's page.
Can my Followers customise notifications?
Your Follower can customise notifications. For example, they can change their settings so they know when you go below 3.9 mmol/L for more than 30 minutes.
Can I customise notification settings?
Yes, you can choose which glucose notifications you receive for each Sharer. Changes to settings in the Follow app do not affect the Sharer's CGM settings.