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> sure it takes about an hour to have a reliable GPS position

Any feedback from Garmin on this issue? It sounds like a bug, unless they have documented a non-technical policy dependency between GPS and cloud login.

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(unassisted) GPS cold-start time is about 15 minutes to download the complete almanac and ephemeris data over the satellite link. That assumes everything is received correctly the first time. A watch's small antenna could increase that time significantly.

Garmin is undoubtedly already aware that you need cloud login for their devices to download almanac and ephemeris over the internet.

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