How to Change the Time on a Fitbit (All Models)
Your Fitbit shows the wrong time — maybe after a timezone change, daylight saving, or a fresh setup. The good news: Fitbit devices don't let you manually set the time directly on the watch itself. Instead, they sync time automatically from your phone or the Fitbit app. Once you understand that mechanic, fixing the time becomes straightforward.
Why Fitbit Doesn't Have a Manual Time Setting
Unlike traditional watches or some GPS devices, Fitbit wearables are designed to pull time data from a connected source — either your smartphone or, less commonly, your computer. The tracker has no standalone clock-setting interface on the device itself.
This means:
- The time on your Fitbit is only as accurate as the time on your paired phone
- A sync resolves most time discrepancies automatically
- Timezone changes only reflect after the app recognizes the new location
This is worth understanding before troubleshooting, because the fix is almost always at the app or phone level — not on the Fitbit itself.
Step 1: Check Your Phone's Time Settings
Since Fitbit mirrors your phone's clock, start here.
On iOS: Go to Settings → General → Date & Time and enable Set Automatically.
On Android: Go to Settings → General Management → Date and Time and enable Automatic date and time.
If your phone's time is wrong, your Fitbit's time will be wrong too. Correcting it at the source is the fastest fix.
Step 2: Force a Sync in the Fitbit App 🔄
Once your phone's time is accurate, open the Fitbit app and trigger a manual sync:
- Open the Fitbit app on your phone
- Tap your device icon in the top-left corner
- Pull down to refresh, or tap Sync Now if the option appears
Your Fitbit will receive updated time data during this sync. Most models complete this in under a minute when Bluetooth is active and the devices are within range.
How Timezone Updates Work
Traveling or working across time zones is one of the most common reasons Fitbit time gets out of sync. Here's how the system handles it:
- Automatic timezone must be enabled on your phone for location-based time updates to flow through
- After crossing a timezone boundary, your phone updates its clock (if set to automatic), and the next Fitbit sync picks up that change
- Some users find they need to manually open the app and sync to trigger the update promptly — it doesn't always happen in the background instantly
If you've recently moved or traveled and the time is still off after syncing, check that your phone's timezone is actually showing the correct region — not just the correct hour. Some phones update the hour but lag on the timezone label, which can cause inconsistencies.
Changing the Clock Display Format (12-Hour vs. 24-Hour)
This is a separate setting that's easy to confuse with time accuracy. If the time is correct but displayed in the wrong format, here's where to change it:
- Open the Fitbit app
- Go to your profile (top-left icon)
- Select your device
- Tap Clock Display Time or look under Advanced Settings
- Toggle between 12-hour and 24-hour format
Not every Fitbit model exposes this setting identically — older devices and newer smartwatch-tier models (like the Sense or Versa series) may nest it slightly differently in the app menu.
Common Scenarios and What They Mean
| Situation | Likely Cause | Fix |
|---|---|---|
| Time is off by exactly 1 hour | Daylight saving not applied | Sync after enabling auto-timezone on phone |
| Time is hours off | Phone timezone incorrect | Correct phone timezone, then sync |
| Time was right, now wrong after travel | Timezone didn't auto-update | Open Fitbit app, force sync |
| Time format is wrong (12/24hr) | Display setting in app | Change via Fitbit app device settings |
| Time still wrong after all steps | Firmware or app bug | Restart Fitbit, reinstall app if needed |
When a Restart or Re-pair Helps
If syncing doesn't resolve the issue, a device restart often clears the problem. Most Fitbit models restart by holding the side button or a combination of buttons for 8–10 seconds — the exact method varies by model, so checking the device-specific guide in the Fitbit app's help section is the reliable route here.
In rare cases where the time remains stubbornly incorrect, removing the device from the Fitbit app and re-pairing it performs a clean sync that resolves deeper data mismatches. This is a last resort since it can reset certain preferences, but it doesn't erase your historical health data, which stays tied to your account.
What Varies by User Setup 🕐
The steps above cover the standard path, but a few variables affect how smoothly this process goes:
- Phone OS version — older Android versions sometimes handle background Bluetooth sync differently, meaning automatic time updates happen less reliably
- Fitbit model — newer smartwatch models (Versa 4, Sense 2, Charge 6) handle sync more responsively than older tracker-style models
- App version — an outdated Fitbit app can introduce sync quirks; keeping it updated matters
- Phone battery optimization settings — aggressive battery saving modes on Android can block background Bluetooth activity, preventing automatic syncs from completing
The right combination of settings that keeps your Fitbit time accurate depends on which device you have, what phone you're running, and how your background app permissions are configured — factors that differ from one setup to the next.