How does the Fitbit Versa 4 handle data syncing with multiple phones

1. Syncing Mechanism: Fitbit devices use Bluetooth Low Energy (BLE) technology to sync data with the Fitbit app on your phone. This means that your Fitbit Versa 4 will automatically sync with the Fitbit app whenever it is nearby and the app is open[6].

2. Multiple Phones: You can sync your Fitbit Versa 4 with multiple phones by installing and logging into the Fitbit app on each phone. However, the Versa 4 can only be connected to one phone at a time via Bluetooth. To switch between phones, you need to disconnect the Versa 4 from one phone before connecting it to another[1].

3. Data Storage: Data from your Fitbit Versa 4 is stored in your Fitbit account, not on the phone itself. This means that regardless of which phone you use to sync your device, all your data will be accessible as long as you log into the same Fitbit account[1][6].

4. Syncing Process: To sync your Fitbit Versa 4 with a different phone, follow these steps:
- Ensure Bluetooth is enabled on the new phone.
- Open the Fitbit app on the new phone and log in with your Fitbit account credentials.
- If the Versa 4 is already connected to another phone, disconnect it by going to the Bluetooth settings on that phone and forgetting the device.
- On the new phone, go to the Fitbit app, navigate to the device settings, and follow the prompts to pair the Versa 4 with the new phone[1][6].

5. Limitations: While you can switch between multiple phones, you cannot have both phones connected to the Versa 4 simultaneously. This is due to Bluetooth limitations, which allow only one active connection at a time[1].

Overall, the Fitbit Versa 4 provides flexibility in syncing with multiple phones, but it requires manual switching between devices due to Bluetooth constraints.