GARMIN Varia RearVUE 820 Radar UPDATE – Critical Issues Patched

Three weeks after launch, the highly anticipated Garmin Varia RearVUE 820 has had a turbulent start, with firmware 6.34 finally fixing key issues I uncovered – the ANT+ distance overflow and missing speed dat. However many riders are still returning units due to unexpected behaviour. While early hardware faults and pulled firmware versions tell part […]