I can't debug my Galaxy Watch 6

[Knightwing]

Hi, advisable and easier to connect via having both on same wi-fi band. You may want to try calling adb from command line.

Read this thread

How to Connect Watch Face Studio with Galaxy Watches Running Wear OS?

Are you a Watch face designer and facing issues to connect your WFS with your Galaxy Watches running Wear OS? Then, this tutorial is for you. It describes the detail about how to connect the Galaxy Watch running wear OS to WFS over Wi-Fi and run the project. You will also learn the connection process via Wi-Fi through the ADB shell command. Thanks, Shamima Nasrin Samsung Developer Program Team