I can't enable Physio TrueUp for my Instinct since a few days. From the Website / Garmin Express oder Connect App (Android), it's both the same. After syncing it's disabled again. Last recorded cycling with my Edge 1030 which is synced to my Instinct was from Aug. 12.
Any suggestions?
Michael
Instinct FW 5.10.0.0
Connect App 4.22.1