Si vous aviez installé la version 4.0 allez dans l'administration/Utilitaires/Gestions des plugins et supprimer le forum. Via votre FTP envoyé tous les dossiers. Ils se peux qu'il vous signale qu'un fichier existe, vous écraez tout. Ensuite retourné dans l'administration et importez le fichier d'installation xml

Installation du forum:

1- Envoyez tous le contenu de l'archive via votre FTP
2- Alles dans Administration/Utilitaires/Gestion des plugins et importer le fichier xml
3- Affichage des derniers messages du forum sur l'accueil de votre site (C'est facultatif!)

Ouvrez main.tpl et cherchez

{content}

Ajoutez au-dessus

[available=main]
{show_last_forum}
[/available]

4- Affichage des infos dans le profile ouvrez profile_popup.tpl et à l'endroit ou vous voulez ajoutez

		<li>Sujets sur le forum: <b>{forum_topics}</b></li>
		<li>Messages sur le forum: <b>{forum_post}</b></li>
		<li>Voir les messages: <b>{forum_post_link}</b></li>

5- Ouvrez userinfo.tpl et à l'endroit ou vous voulez ajoutez

					<li><div class="ui-c1 grey">Sujets sur le forum</div> <div class="ui-c2">{forum_topics}</div></li>
					<li><div class="ui-c1 grey">Messages sur le forum</div> <div class="ui-c2">{forum_post}</div></li>
					<li><div class="ui-c1 grey">Liens Forum</div> <div class="ui-c2">{forum_post_link}</div></li>

6- Si vous voulez utiliser le bouton d'aide pour le forum qui s'affiche en bas de vos publication
Ouvrir fullstory.tpl et ajouter au bon endroit:

<a href="/index.php?do=forum&act=discuss&nid={news-id}">En discuter sur le forum</a>

7- Ouvrez le fichier .htaccess à la racine de votre site et cherchez

DirectoryIndex index.php

Rempplacer par

DirectoryIndex index.php index.php?do=forum

Cherchez

RewriteEngine On

Ajoutez juste en dessous

#Dle Forum
RewriteRule ^forum(/?)+$ index.php?do=forum [L]

##type=1
RewriteRule ^forum/forum_([0-9]+)(/?)+$ index.php?do=forum&showforum=$1 [L]
RewriteRule ^forum/forum_([0-9]+)/([0-9]+)(/?)+$ index.php?do=forum&showforum=$1&cstart=$2 [L]
RewriteRule ^forum/topic_([0-9]+)(/?)+$ index.php?do=forum&showtopic=$1 [L]
RewriteRule ^forum/topic_([0-9]+)/page/([0-9]+)(/?)+$ index.php?do=forum&showtopic=$1&cstart=$2 [L]
RewriteRule ^forum/topic_([0-9]+)/last(/?)+$ index.php?do=forum&showtopic=$1&lastpost=1#post-$2 [L]
RewriteRule ^forum/topic_([0-9]+)/([^/]*)(/?)+$ index.php?do=forum&showtopic=$1&cstart=$2#post-$3 [L]
RewriteRule ^forum/topic_([0-9]+)/reply(/?)+$ index.php?do=forum&act=_topic&code=reply&tid=$1 [L]
RewriteRule ^forum/forum_([0-9]+)/add(/?)+$ index.php?do=forum&act=add_topic&forum_id=$1 [L]
RewriteRule ^forum/getforum_([^/]+)(/?)+$ index.php?do=forum&act=getforum&code=user&n=$1 [L]
RewriteRule ^forum/getforum/user/([^/]*)/page/([0-9]+)(/?)+$ index.php?do=forum&act=getforum&code=user&n=$1&cstart=$2 [L]
RewriteRule ^forum/search(/?)+$ index.php?do=forum&act=search [L]
RewriteRule ^forum/search/([0-9]+)-([^/]+)/page/([0-9]+)(/?)+$ index.php?do=forum&act=search&count_all=$1&search_text=$2&cstart=$3 [L]
RewriteRule ^forum/subscription(/?)+$ index.php?do=forum&act=subscription [L]
RewriteRule ^forum/getnew(/?)+$ index.php?do=forum&act=getnew [L]
RewriteRule ^forum/getnew/page/([0-9]+)(/?)+$ index.php?do=forum&act=getnew&cstart=$1 [L]
RewriteRule ^forum/warn/user-([^/]*)(/?)+$ index.php?do=forum&act=warn&user=$1 [L]
RewriteRule ^forum/warn/([^/]*)/page/([0-9]+)(/?)+$ index.php?do=forum&act=warn&user=$1&cstart=$2 [L]
RewriteRule ^forum/reputation/([^/]*)(/?)+$ index.php?do=forum&act=reputation&user=$1 [L]
RewriteRule ^forum/reputation/([^/]*)/page/([0-9]+)(/?)+$ index.php?do=forum&act=reputation&user=$1&cstart=$2 [L]
RewriteRule ^forum/whoonline(/?)+$ index.php?do=forum&act=whoonline [L]
RewriteRule ^forum/faq(/?)+$ index.php?do=forum&act=faq [L]
RewriteRule ^forum/user/post_([0-9]+)(/?)+$ index.php?do=forum&act=posts&user=$1 [L]
RewriteRule ^forum/user/post_([^/]*)/page/([0-9]+)(/?)+$ index.php?do=forum&act=posts&user=$1&cstart=$1 [L]
RewriteRule ^forum/members(/?)+$ index.php?do=forum&act=members [L]
RewriteRule ^forum/members/page/([0-9]+)(/?)+$ index.php?do=forum&act=members&cstart=$1 [L]
RewriteRule ^forum/friends(/?)+$ index.php?do=forum&act=friends [L]
RewriteRule ^forum/friends/check(/?)+$ index.php?do=forum&act=friends&doaction=check [L]
RewriteRule ^forum/friends/add(/?)+$ index.php?do=forum&act=friends&doaction=add_friend [L]
RewriteRule ^forum/rss/forum_([1-9][0-9]*).xml$ index.php?do=forum&act=rss&fid=$1 [L]
RewriteRule ^forum/user/([^/]*)/posts(/?)+$ index.php?do=forum&act=user_posts&name=$1 [L]
RewriteRule ^forum/user/post_([^/]*)/page/([0-9]+)(/?)+$ index.php?do=forum&act=user_posts&name=$1&code=search&cstart=$2 [L]
RewriteRule ^forum/faq(/?)+$ index.php?do=forum&act=faq [L]
RewriteRule ^forum/topic_([0-9]+)/search/page/([0-9]+)(/?)+$ index.php?do=forum&showtopic=$1&code=search&cstart=$2 [L]

##type=2
RewriteRule ^forum/showforum_([0-9]+).html$ index.php?do=forum&showforum=$1 [L]
RewriteRule ^forum/showforum_([0-9]+)/page/([0-9]+).html$ index.php?do=forum&showforum=$1&cstart=$2 [L]
RewriteRule ^forum/showforum_([0-9]+)/hidden/page/([0-9]+).html$ index.php?do=forum&showforum=$1&code=hidden&cstart=$2 [L]
RewriteRule ^forum/showforum_([0-9]+)/today/page/([0-9]+).html$ index.php?do=forum&showforum=$1&code=today&cstart=$2 [L]
RewriteRule ^forum/showforum_([0-9]+)/noreply/page/([0-9]+).html$ index.php?do=forum&showforum=$1&code=noreply&cstart=$2 [L]
RewriteRule ^forum/forum_([0-9]+)/add.html$ index.php?do=forum&act=add_topic&forum_id=$1 [L]
RewriteRule ^forum/topic_([0-9]+).html$ index.php?do=forum&showtopic=$1 [L]
RewriteRule ^forum/topic_([0-9]+)/page/([0-9]+).html$ index.php?do=forum&showtopic=$1&cstart=$2 [L]
RewriteRule ^forum/topic_([0-9]+)/([^/]*)/last.html$ index.php?do=forum&showtopic=$1&lastpost=1#post-$2 [L]
RewriteRule ^forum/topic_([0-9]+)/([^/]*).html$ index.php?do=forum&showtopic=$1&cstart=$2#post-$3 [L]
RewriteRule ^forum/topic_([0-9]+)/([^/]*)/reply.html$ index.php?do=forum&act=_topic&code=reply&tid=$1 [L]
RewriteRule ^forum/([^/]*)/getforum.html$ index.php?do=forum&act=getforum&code=user&n=$1 [L]
RewriteRule ^forum/getforum_([^/]*)/page/([0-9]+).html$ index.php?do=forum&act=getforum&code=user&n=$1&cstart=$2
RewriteRule ^forum/search.html$ index.php?do=forum&act=search [L]
RewriteRule ^forum/search/([0-9]+)-([^/]+)/page/([0-9]+).html$ index.php?do=forum&act=search&count_all=$1&search_text=$2&cstart=$3 [L]
RewriteRule ^forum/searchtopic_([0-9]+)/([^/]*)/page/([0-9]+).html$ index.php?do=forum&showtopic=$1&cstart=$2 [L]
RewriteRule ^forum/getnew.html$ index.php?do=forum&act=getnew [L]
RewriteRule ^forum/getnew/page/([0-9]+).html$ index.php?do=forum&act=getnew&cstart=$1 [L]
RewriteRule ^forum/subscription.html$ index.php?do=forum&act=subscription [L]
RewriteRule ^forum/faq.html$ index.php?do=forum&act=faq [L]
RewriteRule ^forum/([^/]*)/posts.html$ index.php?do=forum&act=posts&user=$1 [L]
RewriteRule ^forum/([^/]*)/posts/page/([0-9]+).html$ index.php?do=forum&act=posts&user=$1&cstart=$1 [L]
RewriteRule ^forum/members.html$ index.php?do=forum&act=members [L]
RewriteRule ^forum/members/page/([0-9]+).html$ index.php?do=forum&act=members&cstart=$1 [L]
RewriteRule ^forum/friends.html$ index.php?do=forum&act=friends [L]
RewriteRule ^forum/friends/check.html$ index.php?do=forum&act=friends&doaction=check [L]
RewriteRule ^forum/friends/add.html$ index.php?do=forum&act=friends&doaction=add_friend [L]
RewriteRule ^forum/rss/forum_([1-9][0-9]*).xml$ index.php?do=forum&act=rss&fid=$1 [L]
RewriteRule ^forum/([^/]*)/posts/page/([0-9]+).html$ index.php?do=forum&act=user_posts&name=$1 [L]
RewriteRule ^forum/([^/]*)/post/page/([0-9]+).html$ index.php?do=forum&act=user_posts&name=$1&code=search&cstart=$2 [L]
RewriteRule ^forum/last_posts/([^/]*)/user.html$ index.php?do=forumact=last_posts&name=$1 [L]
RewriteRule ^forum/warn/user-([^/]*).html$ index.php?do=forum&act=warn&user=$1 [L]
RewriteRule ^forum/warn/user-([^/]*)/page/([0-9]+).html$ index.php?do=forum&act=warn&user=$1&cstart=$2 [L]
RewriteRule ^forum/reputation/([^/]*)(/?).html$ index.php?do=forum&act=reputation&user=$1 [L]
RewriteRule ^forum/reputation/([^/]*)/page/([0-9]+).html$ index.php?do=forum&act=reputation&user=$1&cstart=$2 [L]
RewriteRule ^forum/whoonline.html$ index.php?do=forum&act=whoonline [L]
RewriteRule ^forum/faq.html$ index.php?do=forum&act=faq [L]

Aller dans l'administration du forum est cree vos categorie et forums !
Aller dans la gestion discuss et Choisissez chaque categorie dle pour le bouton aide qui se trouvera dans vos publications !