I do not know if I'm in the right place but I expose my problem:
I'm about to migrate a phpbb2 forum to phpbb3 advanced seo. actually, this phpbb2 has not rewrite rule
The forum about 80,000 pages and is indexed google but I do not want to lose the current position.
Today, phpbbb2 is the root of the site, I wish to move to a new directory:
-http://www.monsite.fr To -http://www.monsite.fr/forum. (the statics pages html will remain at the root)
today on the the google SERP the website is:
and I want this:
thank you for your help.