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735xt keeps dropping external HRM strap or won't connect.

Have done the watch reset. Changed the battery, twice. Inserted the battery backwards, then inserted correctly. This seems to happen every time Garmin does a software update.

0 Dr Phil over 2 years ago

Which strap? How old is the strap?

0 dpdooling over 2 years ago in reply to Dr Phil

18 months, to me. HRM-Run/Red