



For instructions, see the Apple help article. Reopen the Fitbit app after each step until your device syncs: If the device is nearby, turn off Bluetooth on it. If you use more than one phone or tablet to sync, make sure the other device isn't nearby.The Bluetooth setting on your iPhone is turned on.Your iPhone is connected to cellular data or Wi-Fi.For more information, see How do I use the Fitbit app? For more information, see How do I update my Fitbit device? To check, tap Settings General Software Update. Your iPhone is running the latest version of iOS.
