diff --git a/amd/build/clientrender.min.js b/amd/build/clientrender.min.js
index d26913e..7e8df81 100644
--- a/amd/build/clientrender.min.js
+++ b/amd/build/clientrender.min.js
@@ -5,6 +5,6 @@
  * @copyright  2026
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
-define("filter_oembed/clientrender",["jquery","core/log"],(function($,Log){return{init:function(){$(".oembed-client-render").each((function(){var $container=$(this);if(!$container.data("processed")){$container.data("processed",!0);var oembedUrl=$container.data("oembed-url"),originalUrl=$container.data("original-url"),params=$container.data("params");if(!oembedUrl)return Log.debug("filter_oembed/clientrender: No oembed URL provided"),void $container.html('<a href="'+originalUrl+'">'+originalUrl+"</a>");$.ajax({url:oembedUrl,dataType:"json",success:function(data){if(data&&data.html){var embed=data.html;if(params){var paramStr="";for(var key in params)params.hasOwnProperty(key)&&(paramStr+="&"+key+"="+encodeURIComponent(params[key]));embed=embed.replace("?feature=oembed","?feature=oembed"+paramStr)}var aspectRatio=0;if(data.width&&data.height&&(aspectRatio=data.height/data.width),aspectRatio>0){var paddiv='<div class="oembed-responsive-pad" style="padding-top:'+100*aspectRatio+'%"></div>';$container.html('<div class="oembed-content oembed-responsive">'+embed+paddiv+"</div>")}else $container.html('<div class="oembed-content">'+embed+"</div>")}else Log.debug("filter_oembed/clientrender: No HTML in oembed response for "+originalUrl),$container.html('<a href="'+originalUrl+'">'+originalUrl+"</a>")},error:function(jqXHR,textStatus,errorThrown){Log.debug("filter_oembed/clientrender: Error loading oembed content for "+originalUrl+" - "+textStatus+": "+errorThrown),$container.html('<a href="'+originalUrl+'">'+originalUrl+"</a>")}})}}))}}}));
+define("filter_oembed/clientrender",["jquery","core/log"],(function($,Log){return{init:function(){$(".oembed-client-render").each((function(){var $container=$(this);if(!$container.data("processed")){$container.data("processed",!0);var oembedUrl=$container.data("oembed-url"),originalUrl=$container.data("original-url"),params=$container.data("params");if(!oembedUrl)return Log.debug("filter_oembed/clientrender: No oembed URL provided"),void $container.html('<a href="'+originalUrl+'">'+originalUrl+"</a>");$.ajax({url:oembedUrl,dataType:"json",xhrFields:{withCredentials:!0},success:function(data){if(data&&data.html){var embed=data.html;if(params){var paramStr="";for(var key in params)params.hasOwnProperty(key)&&(paramStr+="&"+key+"="+encodeURIComponent(params[key]));embed=embed.replace("?feature=oembed","?feature=oembed"+paramStr)}var aspectRatio=0;if(data.width&&data.height&&(aspectRatio=data.height/data.width),aspectRatio>0){var paddiv='<div class="oembed-responsive-pad" style="padding-top:'+100*aspectRatio+'%"></div>';$container.html('<div class="oembed-content oembed-responsive">'+embed+paddiv+"</div>")}else $container.html('<div class="oembed-content">'+embed+"</div>")}else Log.debug("filter_oembed/clientrender: No HTML in oembed response for "+originalUrl),$container.html('<a href="'+originalUrl+'">'+originalUrl+"</a>")},error:function(jqXHR,textStatus,errorThrown){Log.debug("filter_oembed/clientrender: Error loading oembed content for "+originalUrl+" - "+textStatus+": "+errorThrown),$container.html('<a href="'+originalUrl+'">'+originalUrl+"</a>")}})}}))}}}));
 
 //# sourceMappingURL=clientrender.min.js.map
\ No newline at end of file
diff --git a/amd/src/clientrender.js b/amd/src/clientrender.js
index cdaf701..d1df313 100644
--- a/amd/src/clientrender.js
+++ b/amd/src/clientrender.js
@@ -48,6 +48,9 @@ define(['jquery', 'core/log'], function($, Log) {
             $.ajax({
                 url: oembedUrl,
                 dataType: 'json',
+                xhrFields: {
+                    withCredentials: true
+                },
                 success: function(data) {
                     if (data && data.html) {
                         var embed = data.html;
diff --git a/classes/forms/provider.php b/classes/forms/provider.php
index bf218a8..868ca3a 100644
--- a/classes/forms/provider.php
+++ b/classes/forms/provider.php
@@ -74,6 +74,7 @@ public function definition() {
                     'client' => get_string('rendermode_client', 'filter_oembed'),
                 ];
                 $el = $mform->addElement($row->type, $fieldname, $fieldlabel, $options);
+                $mform->addHelpButton($fieldname, $fieldname, 'filter_oembed');
             } else {
                 $el = $mform->addElement($row->type, $fieldname, $fieldlabel);
             }
diff --git a/lang/en/filter_oembed.php b/lang/en/filter_oembed.php
index cee684b..746d351 100644
--- a/lang/en/filter_oembed.php
+++ b/lang/en/filter_oembed.php
@@ -57,6 +57,7 @@
 $string['providersrestrict_desc'] = 'Restrict providers to a list of allowed providers';
 $string['providerurl'] = 'Provider URL';
 $string['rendermode'] = 'Render mode';
+$string['rendermode_help'] = 'Choose how oEmbed content is loaded. In client mode, the browser requests oEmbed content directly and sends credentials (such as cookies) with the request.';
 $string['rendermode_client'] = 'Client';
 $string['rendermode_server'] = 'Server';
 $string['requiredfield'] = 'The field "{$a}" must be completed';
diff --git a/version.php b/version.php
index 083e3f5..1306ec9 100644
--- a/version.php
+++ b/version.php
@@ -26,8 +26,8 @@
 
 defined('MOODLE_INTERNAL') || die();
 
-$plugin->version   = 2026031300;
+$plugin->version   = 2026031301;
 $plugin->requires  = 2019111800;
 $plugin->component = 'filter_oembed';
 $plugin->maturity  = MATURITY_STABLE;
-$plugin->release   = '3.8.0 (Build - 2026031300)';
+$plugin->release   = '3.8.0 (Build - 2026031301)';