Google Pixel Watch Keeps Disconnecting from Phone — What It Means & How to Fix It

What Does This Error Mean?

Your Google Pixel Watch keeps dropping its Bluetooth connection to your Android phone throughout the day. This is usually caused by the phone's battery optimisation suspending the Pixel Watch app, Bluetooth interference, or simply being out of range. This is a settings issue and does not indicate a hardware fault.

Affected Models

Google Pixel Watch 3
Google Pixel Watch 2
Google Pixel Watch (1st gen)

Common Causes

Phone is out of Bluetooth range (more than 10 metres away)
Android battery optimisation is suspending the Pixel Watch connection app
Bluetooth interference from routers, microwaves, or other Bluetooth devices
Too many devices paired to the phone's Bluetooth simultaneously
Pixel Watch app needs updating

How to Fix It

Set the Pixel Watch app to unrestricted battery use: phone Settings > Apps > Pixel Watch > Battery > Unrestricted.

This is the most common fix. Android aggressively kills background apps, including the Pixel Watch connection service. Unrestricted mode prevents this.
Keep the phone and watch within 10 metres of each other.

Bluetooth has a maximum range of about 10 metres in open air. Moving between rooms or floors will naturally cause disconnections.
Toggle Bluetooth off and on on your phone to force a fresh reconnection.

If the Bluetooth stack has gotten stuck, toggling it off and on triggers a fresh discovery and reconnection to the Pixel Watch.
Unpair and re-pair the Pixel Watch: in the Pixel Watch app, remove the watch and set it up again.

Corrupt pairing data can cause repeated disconnections. A fresh pair clears this and often provides a stable long-term connection.
Update the Pixel Watch app and watch firmware to the latest versions.

Bluetooth stability improvements are regularly released in both phone app and watch firmware updates.

When to Call a Professional

Persistent Bluetooth disconnections that resist all software fixes may indicate a Bluetooth hardware issue. Contact Google Support for diagnosis.

Frequently Asked Questions

Is it normal for Pixel Watch to disconnect when my phone is in another room?

Yes — Bluetooth range is typically 10 metres in open air and less through walls. Pixel Watch will automatically reconnect when you bring the phone back into range. If you want connectivity at a distance, a cellular Pixel Watch model maintains its connection via LTE.

Does Pixel Watch still track health data when disconnected?

Yes — Pixel Watch stores step counts, heart rate, workout data, and sleep data locally on the watch. All data syncs to the Fitbit app automatically when the Bluetooth connection is restored. You will not lose health data from periods when the watch was disconnected.