Yep, time for another helpful listicle, this one from Lifewire:

02 Command Copilot With Your Voice

There’s no method to activate the Copilot sidebar with your voice yet (unlike other voice assistants), but you can speak to Copilot, as it’s a natural language AI.

Select the microphone icon and start a conversation even as you continue working on any other app alongside the chatbot sidebar. Copilot will respond in both text and a natural human voice.

Lots more – read it here.