Lactate Threshold Fenix f6 missing speed and strange graph - how to fix?

Could you please tell me if this should look like that?

I believe in version online and mobile should be the same graph.

I believe also speed always should be visible together with HR

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Update 11 Dec 2019

After the second test https://connect.garmin.com/modern/activity/4329510905

New WRONG DATA:

mobile only picktest lap after 30 minutes160 vs 169