If you were previously setup with Theia with Libre sensors and have now switched to Dexcom sensors, you will need to follow the steps below:

1. Download the App:

• For iPhone Users: https://apps.apple.com/us/app/dexcom-g7/id1569432518
  
  
• For Android Users: https://play.google.com/store/apps/details?id=com.dexcom.g7&hl=en_US

2. Create an Account or Log In:

• Open the app and follow the prompts to create a new account or log in if you already have created a login.
  
  

3. Link Dexcom app & Theia

• Head over to the CGM Connect page in Theia and enter your Dexcom email and password. 

4. Prepare for Application (Once your sensor is received)

• Choose the right location: The Dexcom G7 sensor is applied to the back of your upper arm.
  
  
• Clean the area: Use an alcohol wipe to clean and disinfect the application area. Allow it to dry completely.
  
  

5. Apply The Sensor

• Open the Sensor Applicator.
• Remove the sensor applicator from its packaging.
• Peel off the adhesive backing from the applicator.
• Place the applicator flat against your skin at the chosen site.
• Press the button on the applicator to insert the sensor.
• You may hear a click as the sensor is applied.
• Gently lift the applicator away from your skin, leaving the sensor in place.
  
  

6. Activate the Sensor 

• Activate the sensor: Open the Dexcom app and follow the instructions to scan your new sensor. You’ll need to hold your smartphone close to the sensor to start it.
  
  
• Wait for the warm-up period: The sensor will take about 60 minutes to calibrate before it begins transmitting glucose data.
  
  

7. Monitor Your Glucose Levels

• Log Activities:Log your activities in Theia to correlate inputs with your body's reactions.