Google: Staging Sites Should Use Authenticated User/Passwords To Block Indexing

Google's John Mueller said again that the best method to block Google from crawling and then indexing your staging site is to block GoogleBot and other humans with authentication. Prompt the access request to the staging site by requiring them to enter a valid username and password to access the staging environment.

from Search Engine Roundtable https://ift.tt/3fLBH7z