A factory reset clears all data and returns your Fitbit Charge 5 to its original state
A factory reset on your Fitbit Charge 5 erases all your personal data, activity history, and settings, then restores the device to how it came from the factory. You might need this if the device freezes, stops syncing with your phone, or you're selling it to someone else. The process takes about a minute and requires only the device itself — no computer or app needed.
The reset is permanent. Once you start, you cannot undo it. Your data syncs to the Fitbit app before you reset, so your activity history stays in your account even after the device is wiped. If you have not opened the Fitbit app in weeks, sync it once before you reset to make sure your recent steps and sleep data are saved.
Key Takeaways
- A factory reset erases everything on the device itself, but your activity history remains in your Fitbit account if you synced before resetting.
- You perform the reset directly on the Charge 5 using the side button and touchscreen — no app or computer required.
- The reset takes about one minute and cannot be undone, so confirm you want to erase the device before you start.
- After reset, the Charge 5 pairs with your phone again as if it were brand new, and you can restore your settings from your Fitbit account.
How to reset your Charge 5 in four steps
Start with the device on your wrist or in your hand. Swipe down from the top of the screen to open the menu. You will see icons for settings, alarms, and other options. Tap the gear icon to enter Settings.
Once in Settings, swipe down until you see "About." Tap it. At the bottom of the About screen, you will see "Clear User Data" or "Factory Reset" — the exact wording varies by software version. Tap that option. The device will ask you to confirm. Tap "Yes" or the checkmark to proceed. The Charge 5 will show a progress bar and then restart. When it boots back up, it will display the pairing screen, just like a new device.
The entire process takes less than two minutes. Do not remove the device from your wrist or interrupt power during the reset. If the screen goes dark, the device is still working — wait for it to restart on its own.
What happens to your data after a reset
Your activity history, sleep records, and weight logs stay in your Fitbit account in the cloud. They do not live on the device itself — the device only stores the last few days of data for display when your phone is not nearby. When you reset the Charge 5, you erase only what is stored on the device, not what is stored in your account.
After you reset and pair the device again, open the Fitbit app and log in with your account. Your historical data will still be there. The app will show your steps, heart rate, and sleep from weeks or months ago. Your device will sync with the app and begin collecting new data going forward.
If you reset the device but do not sync it to the app first, any data collected in the last few days that was not yet synced will be lost. For this reason, open the Fitbit app and let it sync at least once before you reset.
When to reset instead of just restarting
A restart (also called a soft reset) turns the device off and back on without erasing anything. A factory reset erases everything. Most problems — freezing, slow response, or sync failures — clear up with a restart first. Try that before you erase the device.
To restart the Charge 5, hold the side button for about 10 seconds until you see the Fitbit logo appear on the screen. Release the button and wait for the device to boot back up. This takes about 30 seconds. If the device works normally after the restart, you do not need a factory reset.
Use a factory reset only if a restart does not fix the problem, or if you are giving the device to someone else and want to remove all your personal information. Resetting is also the right move if you are switching to a different Fitbit model and want to pair the Charge 5 with a different account.
How to pair your Charge 5 again after reset
After the reset completes, the Charge 5 will show a pairing screen with a code or a prompt to open the Fitbit app. Open the Fitbit app on your phone. If you are already logged in, tap the plus icon (+) or "Set Up Device" to add a new device. If you are not logged in, log in first with your Fitbit account email and password.
Follow the app's prompts to pair the device. You will need to enable Bluetooth on your phone. The app will search for the Charge 5 and connect to it. Once paired, the device will sync your account settings, including your personal information, goals, and any custom watch faces you had set up before. Your activity history will appear in the app as it syncs.
The pairing process takes two to three minutes. Keep your phone and the Charge 5 close together during pairing. If pairing fails, restart both the device and your phone, then try again.
Troubleshooting a reset that does not work
If you tap "Clear User Data" but nothing happens, or the screen freezes during the reset, try a force restart. Hold the side button for 15 to 20 seconds — longer than a normal restart — until the Fitbit logo appears and the device vibrates. This forces the device to shut down and restart even if it is frozen.
If the device still will not reset after a force restart, the battery may be too low. Charge the Charge 5 for at least 30 minutes, then try the reset again. If you still cannot access the Settings menu because the device is frozen on a single screen, a force restart is your only option before trying the reset again.
If the device resets but will not pair with your phone afterward, make sure Bluetooth is on and the Fitbit app is up to date. Uninstall and reinstall the Fitbit app, then try pairing again. If pairing still fails, contact Fitbit support — a persistent pairing failure may indicate a hardware problem.
Frequently Asked Questions
Will I lose my step count and sleep data if I reset?
Your historical data in your Fitbit account stays. Only data stored on the device itself is erased. Sync the app before you reset to make sure the last few days of activity are saved to your account. After you reset and pair again, all your history will be there in the app.
Can I reset my Charge 5 without the Fitbit app?
Yes. The reset happens entirely on the device using the button and screen. You do not need the app to erase the device. You will need the app afterward to pair the device again and restore your settings.
How long does a factory reset take?
The reset itself takes less than two minutes. Pairing the device again after reset takes another two to three minutes. From start to finish, plan for about five minutes.
What if I reset by accident?
You cannot undo a reset, but your data is not lost. Your activity history is in your Fitbit account. Pair the device again with your account, and your data will sync back to the device. You will be back to normal within a few minutes.
Do I need to reset if I am just switching to a different phone?
No. straightforward install the Fitbit app on your new phone, log in with your account, and the device will pair automatically. A reset is only needed if you want to pair the device with a different Fitbit account or if the device is not working properly.