From the web portal:


Log in to the user portal. Click on Apps & Devices in User Settings at the top right.


User Portal > User Settings > Apps and Devices


Toggle the app/device you need to reconnect. That should take you to the log-in page of that app or device. 


Log in and you should now be reconnected. 



From the MyHealthPlus app:


On the app, click the three dots at the top of the screen and scroll to Apps and Devices.


Toggle the app/device you need to reconnect. That should take you to the log-in page of that app or device. 


Log in and you should now be reconnected.