The Nest should have come with proper printed instructions.
Sorry if you feel that way but thanks for your feedback. Rest assured that we're always looking for ways to improve.
Keep an eye out on this Community page or follow our social channels for news and updates.
We haven't heard from you in a while so we'll be locking this thread if there is no update within the day. If you have any new issues, updates or just a discussion topic, feel free to start a new thread in the Community.
Google Nest Help Center
Chromecast Help Center