How do I enable Bluetooth support in Zwift?

On the latest version of the Zwift Mobile Link application, you now have support for BTLE to talk to your Bluetooth-enabled HRM, cadence and other bike sensors. To enable BTLE support for Zwift, follow the following steps: 

Load up Zwift MAL, and tap on the 4 boxes in the upper-left corner: 

Tap on the Settings icon in the lower-right corner to access Zwift MAL settings: 

Now on the Settings screen, you want to tap on the "Sensors" option in the menu: 

Now you'll be able to Enable/Disable Bluetooth/BTLE support for your sensors within the Zwift MAL application: 

All done!