iPhone or iPad
Syncing difficulty is usually caused by a missing requirement. Verify each requirement before
moving on to the troubleshooting steps.
The Fitbit app is installed on a supported iPhone or iPad. To check,
see
The latest version of the Fitbit app is installed on your iPhone or iPad.
Your iPhone or iPad has a cellular data or Wi-Fi connection.
The software on your iPhone or iPad is up to date. To check, tap Settings > General > Software
Update.
The Bluetooth setting on your iPhone or iPad is on. To check, tap Settings > Bluetooth.
Your iPhone or iPad isn't managing other Bluetooth connections. If you have multiple Bluetooth
products like speakers or headsets paired to your phone along with your Fitbit device, you may
have trouble using more than one at the same time. Turn off other Bluetooth connections when
not in use.
If you use more than one device to sync, make sure the other device isn't nearby. If the device is
nearby, turn off Bluetooth on it.
Your Fitbit device's battery isn't critically low.
The firmware on your Fitbit device is up to date as described in
If your device still won't sync, try these steps:
1.
Force quit the Fitbit app. For instructions see the
2.
Go to Settings > Bluetooth and turn Bluetooth off and back on.
3.
Open the Fitbit app.
4.
If your Fitbit device didn't sync, restart your iPhone or iPad. For instructions see the
5.
Open the Fitbit app.
6.
If your Fitbit device didn't sync, restart it. For more information, see
7.
If your Fitbit device won't sync after the restart, log in to your Fitbit account on a different
phone, tablet, or computer and try to sync.
8.
If your Fitbit device still doesn’t sync, remove all other Fitbit devices from your account and
from the list of connected Bluetooth devices on your iPhone or iPad and try to sync.
Android Phone
Syncing difficulty is usually caused by a missing requirement. Verify each requirement before
moving on to the troubleshooting steps.
The Fitbit app is installed on a supported phone or tablet. To check,
see
The latest version of the Fitbit app is installed on your phone or tablet.