Here is how you can enable & use AI in Microsoft Edge using the Copilot Mode. You can also disable Copilot Mode if you don't like it.

Microsoft Edge’s new Copilot Mode adds AI-powered browsing with multitasking help, available now for Windows and Mac users.

To get Microsoft's new Bing and Edge AI features powered by ChatGPT, you'll need to join a waitlist and download a preview version of Edge.