I just got an old Garmin Edge 520. It seems to work absolutely fine other than it does not connect to my iPhone 13 Pro. My iOS is 15.5 and Garmin firmare
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Shane Miller 🦙 on Twitter: "Garmin Edge 820 firmware 11.10 allows alert tone selection for the Varia Radar! No more jingle bells around town. Now for the others to get this update
Garmin EDGE 530/830/1030/1030 Plus Firmware Updates [November 2021] – GPLama.com