Fitbit Wearable Device Update Failed: How to Fix It
Easy 30-60 minutes Medium Severity
Verified June 2026
- Error Code
- Device update failed
- Brand
- Fitbit
- Product Type
- wearable
- Severity
- Medium
- DIY Difficulty
- Easy
- Estimated Fix Time
- 30-60 minutes
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Tools You'll Need
- Fitbit charging cable
- Smartphone with Fitbit app
- Stable internet connection
How to Fix Error Code Device update failed
-
Check Battery and Charging Connection
Never attempt a firmware update with low battery as it can permanently damage your device -
Verify Phone and App Connection
-
Force Close and Restart Fitbit App
-
Restart Your Fitbit Device
-
Check Wi-Fi and Mobile Data Connection
-
Retry the Firmware Update
Do not remove the Fitbit from its charger or move away from your phone during the update process -
Clear Fitbit App Cache and Data
Clearing app data will require you to log back into your Fitbit account -
Try Update on Different Device
Parts You May Need
Replacement charging cable
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Replacement charging cable
Check Price on Amazon
Replacement charging cable
Check Price on Amazon
Replacement charging cable
Check Price on Amazon
Replacement charging cable
Check Price on Amazon
Replacement charging cable
Check Price on Amazon
Replacement charging cable
Check Price on Amazon
Replacement charging cable
Check Price on Amazon
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When to Call a Professional
Contact Fitbit customer support if the update continues to fail after trying all steps, if your device won't turn on after a failed update, or if your Fitbit is still under warranty and showing hardware-related issues. Professional support may be needed for devices with corrupted firmware that require factory restoration.Frequently Asked Questions
How long should a Fitbit firmware update take?
Most Fitbit firmware updates take 15-30 minutes to complete. Larger updates can take up to 45 minutes. Always keep your device on the charger and your phone nearby during the entire process.
Can I use my Fitbit while it's updating?
No, you should not use your Fitbit during a firmware update. Keep it on the charger and avoid pressing any buttons or interacting with the screen until the update is complete and the device restarts.
Will I lose my data if the Fitbit update fails?
Usually no, your fitness data is stored in the cloud and synced to your Fitbit account. However, some recent unsynced data might be lost, which is why it's important to sync your device before attempting updates.
Why does my Fitbit update keep failing?
Common causes include low battery, poor Bluetooth connection, unstable internet, or app glitches. Ensure your device is charged, stay close to your phone, and have a stable internet connection during updates.
What should I do if my Fitbit won't turn on after a failed update?
Try charging for at least 2 hours, then perform a hard reset by holding the button for 15+ seconds. If it still won't respond, contact Fitbit support as the firmware may be corrupted and require professional restoration.