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Forerunner 645 music 7.20 data malfunction

In the last month my forerunner 645 music stop to calculate vo2max, climbing does not work after recalibrating it.

Cadence and external hr minitors data looks ok.

Here a list of my workout with bad data recorded:
https://connect.garmin.com/modern/activity/10931892407 (temperature, pace and elevation wrong)