You can forget a Bluetooth device on your Pixel Watch by following these steps:
- Open the Settings app on your Pixel Watch.
- Tap on "Connected devices."
- Select the Bluetooth device you want to forget.
- Tap on the "Forget" button.
- Confirm your choice by tapping on "Forget."
The device will now be removed from your Pixel Watch's Bluetooth list.
Note: This will disconnect the device from your Pixel Watch and remove it from the list of available Bluetooth devices. You will need to pair the device again if you want to connect to it in the future.