Here is the issue:
My client has a domain in the format of https://www.zzz.com . This domain was also created in the following format: https://ww3.zzz.com . The whole ww3 website is a duplication of the www.
All inner pages has the same urls as the primary domain’s pages but with additional parameters.
What is the best action to do:
1) Add <META NAME="Robots" CONTENT="noindex,nofollow"> in HEAD HTML
2) Send 301 – Moved Permanently redirect to the home page and relevant inner pages.
3) In the Robots.txt: