Help center › Trainers and Bluetooth
Connecting your smart trainer
How to pair a trainer, power meter or heart rate monitor, and what to do when it doesn't appear.
Open the Devices tab, or connect from the screen that appears before each ride.
- Wake the device: pedal for a few seconds, or wet the contacts on a heart rate strap.
- Click Connect under Smart trainer, Power meter or Heart rate monitor.
- Pick the device in the browser's list and click Pair.
You'll see live watts, cadence or heart rate on the card once it's connected.
If your device doesn't show up
- Close other apps. A trainer usually accepts only one Bluetooth connection at a time. Quit Zwift, TrainerRoad, the manufacturer's app and anything on a nearby phone or tablet that might be connected to it.
- Use a supported browser: Chrome or Edge on a computer, or Chrome on Android. See What you need to ride.
- Check Bluetooth is on on your computer, and that the browser is allowed to use it (on a Mac: System Settings, Privacy & Security, Bluetooth).
- Move closer. Keep the computer within a few meters of the trainer.
- Restart the trainer by unplugging it for 10 seconds.
Still stuck? Contact us with your trainer model and your computer, and we'll help.
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