Failing to properly sync will mean that all of your step data will be lost as the sync dumps the data from the watch and if it does not dump it successfully to the Garmin app, it will dump it into the ether -- lost and gone forever

ONLY when the tracker is reset (all data is erased)

Unfortunately, there's an issue with it not syncing and also with it erasing data.

It's pretty pointless to try to track/count steps with something that is always erasing data.

The included silicone strap doesn't vent as