Unable to sync to Garmin express

Garmin express unable to find device

Tried 3 different computers (all windows 10), 3 different USB cables. Garmin Express V6.21.0.0 cant find Z80.

does not show up under this PC either. Z80 is fully charged. SW ver 2.80, 2.30, 0.70, 4.50 esn 3982181982 device manager shows unknown usb device (device descriptor request failed)