After a lot of frustration and searching, I came across two things to
fix mine. I found this
https://www.reddit.com/r/Chromecast/comments/1j7lhrs/the_chromecast_2s_device_authentication/
and followed the "Best" answer that's highlighted in yellow. He...
Hey, I got the same issue! Got my old chromecast audio and trying to
attach it to a new Google home. Resetting the chromecast via the devices
button, Device Utility finds the Chromecast Audio, but fails on the
Connecting to Chromecast Audio screen wi...
