If you're using the Fitbit app for iPhones and iPads, Android phones, or Windows 10 devices:
oYou followed the instructions for your device in How do I set up my Fitbit device? Note
that you can't set up your Fitbit device from your phone or tablet's Bluetooth screen;
you must open the Fitbit app and follow the on-screen instructions.
oThe software on your phone or tablet is up to date. To see if an update is waiting to be
installed:
iPhones & iPads—Tap Settings > General > Software Update.
Android phones—Tap Settings > About Phone or About Device > Android
Version.
Windows 10 devices—Tap or click Start > Settings > Update & security.
oThe Bluetooth setting on your phone or tablet is on. To find it:
Phones & iPads—Tap Settings > Bluetooth.
Android phones—Tap Settings > Connections > Bluetooth.
Windows 10 devices—Click or tap Settings > Devices > Bluetooth.
o(Android phones only) Double-check the following information about your phone or
tablet:
Your device is supported by the Fitbit app. For the latest list, go to
http://www.fitbit.com/devices.
Your device doesn't have a set up or sync issue listed on What should I know
about using the Fitbit app on my Android device?
Power Saving Mode is turned off on your device. This mode frequently causes
the device to disable Bluetooth.
You have location services turned on and the Fitbit app has permission to access
your location. For more information, see Why is the Fitbit app prompting me to
turn on location services?
Windows 10 Computers
oYou installed the Fitbit app for Windows as described in How do I set up my Fitbit
device?
oThe operating system on your computer is up to date. To see if an update is waiting to
be installed, go to Start > Settings > Update & security.
oThe Bluetooth setting at Start > Settings > Bluetooth is on. If you can't find the setting
and you're not sure whether your computer supports Bluetooth, follow the steps in this
blog post to verify Bluetooth capability.
Macs or Windows 8.1 Computers
oYou followed the Mac or Windows 8.1 instructions in How do I set up my Fitbit device?
oYou see an icon with the Fitbit logo located near the date and time on your computer.
This means the software required for setup is installed.
oYour device is charged as described in How do I charge my Fitbit device?
o(Mac only) If your computer has Bluetooth, go to your System Preferences and verify
that it is turned on. Note that even when Bluetooth is on, the signal can occasionally be
weak or problematic. When this happens, plug the wireless sync dongle into a USB port