Wiping Macbook Air Monteray for new user. On Activate screen cant connect to wifi

Just to be sure, did you follow the steps in this Apple Support article?

• What to do before you sell, give away, or trade in your Mac - Apple Support

When the OS download is finished, quit the installer (do not install or set up) and shut down the Mac with the power

button. The new owner can then set it up using their own Apple ID.