les css de phpbb3 ne sont pas repris dans joomla 6

... Joomla should be installed in root: i.e. http://sub.site.com or http://site.com, phpBB should be installed in 1st-level subfolder, i.e. http://sub.site.com/phpBB3 or http://site.com/phpBB3

So, if you have current http://site.com/phpBB3, you will be able to start using it for Joomla once going live.

... ACP.
⋅ Set phpBB Authentication method back to Db.
⋅ Disable "p8pbb bridge light" phpBB extension.
⋅ Delete /phpBB3/ext/alterbrains folder
⋅ Unpack ext_p8pbb_light_2.0.0.zip into /phpBB3/ext folder.
⋅ Enable "p8pbb bridge light" phpBB ...

Here is sample config part:

location / {
if ($request_filename ~ /phpBB3(.?)$){
rewrite ^(.*)$ /forum redirect;
}
if ($request_filename ~ /phpBB3/index.php){
rewrite ^(.*)$ /forum?$query_string redirect;
}
if ($request_filename ~ /phpBB3/ucp.php){
rewrite ^(.*)$ /forum/user?$query_string ...

I have now (mostly) successfully moved from Joomla3.7/jFusion2/phpBB3.0.x to Joomla3.7/p8pbb/phpBB3.2. The move itself did not give raise to any particular issues, although I have a couple of problems related to wrapped mode (which I have raised in support tickets).

Here are the steps I took for a ...

... from JFusion to p8pbb and before buying just want to check about minimum requirements for p8pbb to work.

The site is currently on Joomla 3.4.8 / phpbb3.1

I understand from your documentation on requirements that the current version of p8pbb supports phpbb3.1, but it specifies Joomla 2.5.28 or 3.6 ...

Online status is displayed now.

Active topics https://alterbrains.com/forum/search/active_topics are correct now ('Display active topics' setting was not enabled for all our forums).

As default phpBB3 is displaying Active topics as topics that has been active the last 7 days.

No, these are different domains.

Joomla should be installed in root: http://site.com
phpBB should be installed in first-level subfolder: http://site.com/phpBB3

Bridge menu item URL will be like http://site.com/forums

Usually cPanel creates subfolder for Addon Domains in website root folder.

Bridge require master site.com to be http://site.com and phpBB should be loaded via http://site.com/subfolder (e.g. http://site.com/phpBB3), same domains.

I'm building a new Joomla 3.6 site that will have phpbb3 (3.014) and Community Builder using the Corvus RocketTheme for both the site and the forums. I've gotten all of that put together (rocketcitygamers.com) the way I want it but now I'm stuck at the user integration part. I've used rokbridge and ...