diff --git a/htdocs/admin/mails.php b/htdocs/admin/mails.php
index d74f10ca58c..bc12fd5ddd6 100644
--- a/htdocs/admin/mails.php
+++ b/htdocs/admin/mails.php
@@ -519,7 +519,7 @@ else
 {
 	dol_fiche_head($head, 'common', '', -1);
 
-	print $langs->trans("EMailsDesc")."<br>\n";
+	print '<span class="opacitymedium">'.$langs->trans("EMailsDesc")."</span><br>\n";
 	print "<br>\n";
 
 	print '<table class="noborder" width="100%">';
diff --git a/htdocs/admin/mails_emailing.php b/htdocs/admin/mails_emailing.php
index 4ce8d8c0b72..1e54fdea3dd 100644
--- a/htdocs/admin/mails_emailing.php
+++ b/htdocs/admin/mails_emailing.php
@@ -396,7 +396,7 @@ else
 {
     dol_fiche_head($head, 'common_emailing', '', -1);
 
-    print $langs->trans("EMailsDesc")."<br>\n";
+    print '<span class="opacitymedium">'.$langs->trans("EMailsDesc")."</span><br>\n";
     print "<br>\n";
 
 	print '<table class="noborder" width="100%">';
diff --git a/htdocs/core/class/CMailFile.class.php b/htdocs/core/class/CMailFile.class.php
index d701234336c..a58a768eace 100644
--- a/htdocs/core/class/CMailFile.class.php
+++ b/htdocs/core/class/CMailFile.class.php
@@ -516,8 +516,8 @@ class CMailFile
 
 			    // EMailing feature may be a spam problem, so when you host several users/instance, having this option may force each user to use their own SMTP agent.
 			    // You ensure that every user is using its own SMTP server when using the mass emailing module.
-			    $linktoadminemailbefore='';
-			    $linktoadminemailend='';
+			    $linktoadminemailbefore='<a href="'.DOL_URL_ROOT.'/admin/mails.php">';
+			    $linktoadminemailend='</a>';
 			    $this->error = $langs->trans("MailSendSetupIs", $listofmethods[$sendingmode]);
 			    $this->errors[] = $langs->trans("MailSendSetupIs", $listofmethods[$sendingmode]);
 			    $this->error .= '<br>'.$langs->trans("MailSendSetupIs2", $linktoadminemailbefore, $linktoadminemailend, $langs->transnoentitiesnoconv("MAIN_MAIL_SENDMODE"), $listofmethods['smtps']);