Unfortunately, just like pretty much every other physical object in existence, they can and will run into problems over time.
You should see the option to update your Fitbit’s firmware in the Fitbit app. The previous newest software was version 210.26, with the new version bringing in version 214.22.
However, if you’re experiencing an abnormally short battery life every day, you should consider getting help from Fitbit support. When it comes to battery charging, you should be able to fully ...
Unlike many Fitbit trackers, the Fitbit One cannot be reset to its factory settings by a user, but there are still ways to help get a sluggish or malfunctioning Fitbit One working again.