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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Fat Cyclist » Blog Archive » The Joys of Quantification, Part 2: Garmin Edge 510 Long-Term Usage Thoughts
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garmin-restore/RESTORE.md at master · trackies/garmin-restore · GitHub