Connecting the Dots of Your Glucose Data

Whether you’re starting your diabetes management journey, using CGM technology for the first time, or are a seasoned CGM pro, our Learning Hub has something to help you get the most of your data. Find helpful guides, video how-to's, frequently asked questions and more.

Setting Up Your System

Get to know your Dexcom G6, with these three steps to get you started on your first sensor session.

Inserting Sensor and Transmitter

See how to insert the sensor and attach the transmitter with this 3-minute video tutorial.

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The Dexcom G6 App

Waiting for the sensor to warm up? Get to know the Dexcom G6 app and what features are available with a 2-minute video.

G6 App on Apple Devices

G6 App on Android Devices

How to Use Dexcom G6 for Treatment Decisions

Now that you have your G6 sensor and transmitter in place and your smart device^† connected, learn how you can use your Dexcom G6 to make treatment decisions with this 2-minute video.*

Watch Tutorial

Having Issues During Set Up?

You can find answers to some of our most frequently asked questions and contact details of our support teams, all in the Help Centre. Our Dexcom CARE team of certified diabetes educators is also a great resource during your first days using CGM.

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Customizing Your Dexcom G6

Beyond the basic setup of the Dexcom G6 app, you can get even more out of Dexcom G6 by customizing your settings. Here are three ways to make using your system even better.

Setting Up Your Smart Device

We compiled the top tips to keep the Dexcom G6 app running smoothly. Watch this 2-minute video to optimize your smart device settings.

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Hey Siri, What's My Glucose?

If you have an Apple smartphone, you can set up Siri to read your glucose readings out loud and get a quick view of your trend graph. Getting set up takes a few quick steps.

Instructions on How to Set Up Siri

Smart Watch Connection

Want to use your compatible smart watch to view glucose readings? Here's how to get your smart watch connected to the Dexcom G6 app.

Instructions on How to Set Up Apple Watch

Instructions on How to Set Up Android Wear Watch

Beyond 24 Hours of Glucose Data

Want to see more than 24 hours of your glucose data? Dexcom Clarity is a powerful tool that gives you visibility into your long-term glucose pattern, trends, and data. Share your glucose data with your healthcare team to get even more from your next clinic visit.

Setting up Dexcom Clarity

View your glucose data over time and share data directly with your healthcare professional. Here are quick instructions on how to get the Dexcom Clarity app downloaded, and your account set up.

View Instructions

How to Read Dexcom Clarity Reports

Dexcom Clarity provides you with a comprehensive view of your glucose data, but all that data can be overwhelming. Learn how reviewing Dexcom Clarity reports can support your diabetes management in this 2-minute video.

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Changing Sensors and Transmitters

The Dexcom G6 sensor must be replaced up to every 10 days and transmitter every 90 days. Here are some tips and tricks on how to safely replace them.

Replacing The Sensor

This 3-minute tutorial shows you how to change your Dexcom G6 sensor.

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Replacing The Transmitter

A quick 2-minute video on how to replace and pair your new Dexcom G6 transmitter.

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Trouble With the Sensor or Transmitter?

We put together a few guides on techniques and products that may help.

Removal Guide

Sensitive or Irritated Skin Tips

Adhesion Tips

Dexcom G6 Accuracy

You may find that your Dexcom G6 readings are sometimes different than the readings from your blood glucose meter. Learn how the Dexcom G6 reads glucose differently from a standard glucose monitor and when calibration might be needed.

Understanding Accuracy

Why can your glucose readings sometimes vary from your blood glucose meter readings? This 2-minute video breaks down how the systems differ and why readings may be different.

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When to Calibrate

With the understanding that Dexcom G6 reads glucose differently from a traditional blood glucose monitor, watch this 2-minute video on when you should calibrate your Dexcom G6.

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Need More Help?

Find answers on using your Dexcom G6, setting up Share and Follow, or reading Dexcom Clarity reports. You can also find contact details to our support teams, all in the Help Centre.

Get More Support

* If your glucose alerts and readings from the G6 do not match symptoms or expectations, use a blood glucose meter to make diabetes treatment decisions.

† For a list of compatible devices, visit www.Dexcom.com/compatibility.