If you own a Fitbit, you may occasionally encounter an issue where the app tells you that the sync process can’t be completed or that your fitness tracker can’t be found. Here’s what to do if your FitBit won’t sync to your iPhone, Android device, or computer.
Fitbit Inspire 2: Syncing, Pairing, Unpairing, and Repairing (Pairing or Syncing Issues?)
Fitbit sync errors are usually related to the fitness tracker no longer being paired with the smartphone, tablet, computer, or iPod touch it was originally paired with. This could be caused by connecting to too many devices at once, Bluetooth not working properly, or a minor glitch in Fitbit’s operating system.
There are several proven solutions that work with all Fitbit fitness tracker models.
Sync your Fitbit to your phone manually. Sometimes the Fitbit app needs a little coaxing to start syncing, even after it’s open. To force a sync, tap the member card icon, tap the name of your Fitbit tracker, then tap Sync Now.