My bike computer does not show the lateral position of vehicles

NOTE: The radar screen showing the lateral position of vehicles is supported only by the Varia™ app and Edge® bike computer models 540/840/1040 or newer.
  1. Update your compatible bike computer to the latest software version.

    For more information on updating the device software, see the owner's manual for the bike computer.

  2. On the bike computer, select Menu symbol > Sensors.
  3. Select the Varia RearVue 820 radar device.
  4. Select Sensor Details.
  5. If Connection Type is not set to Secure (BLE), unpair the radar device, and pair it with your bike computer again (Pairing with a Watch or Bike Computer).
GUID-50AF77F9-6AD5-45A2-B352-C882BE5DE2B7 v1
February 2026