diff --git a/block_iagora.php b/block_iagora.php
index b983c5a..b54f9b7 100644
--- a/block_iagora.php
+++ b/block_iagora.php
@@ -59,18 +59,20 @@ public function get_content() {
         return $this->content;
 
     }
+
     /**
-     * Retrieves the progress of a student in the current course.
+     * Retrieve the progress of a student in the current course.
      *
      * This function returns an array containing the names of activities the student has completed
      * based on their activity completion status within the course.
      *
-     * @return array An array of completed activities.
+     * @return array An array of completed and uncompleted activities.
      */
     private function get_student_progress() {
         global $COURSE, $USER;
 
         $completedactivities = [];
+        $uncompletedactivities = [];
         $completion = new completion_info($COURSE);
         $modinfo = get_fast_modinfo($COURSE, $USER->id);
         $cms = $modinfo->get_cms();
@@ -86,11 +88,15 @@ private function get_student_progress() {
             if ($completiondata->completionstate == COMPLETION_COMPLETE ||
                 $completiondata->completionstate == COMPLETION_COMPLETE_PASS) {
                 $completedactivities[] = $cm->name;
+            } else {
+                $uncompletedactivities[] = $cm->name;
             }
         }
 
-        // Return the array of completed activities.
-        return $completedactivities;
+        return [
+            'completedActivities' => $completedactivities,
+            'uncompletedActivities' => $uncompletedactivities,
+        ];
     }
 
     /**
@@ -100,17 +106,75 @@ private function get_student_progress() {
      * @return string The generated HTML content for the chat.
      */
     private function generate_chat_content($copilotendpointurl) {
-        global $OUTPUT, $USER, $COURSE;
+        global $OUTPUT, $USER;
+
+        $username = $USER->firstname . ' ' . $USER->lastname;
+        $useravatarinitials = $this->get_user_initials($username);
+        // Get the user's profile picture URL.
+        $useravatarimage = $this->get_profile_picture_url($USER);
+        // If there is no profile picture, use the initials.
+        if (!empty($useravatarimage)) {
+            $useravatarinitials = ''; // Clear initials if image exists.
+        }
         // Generate a unique identifier for the chat container.
         $chatid = uniqid('iagora_chat_');
+        $studentprogress = $this->get_student_progress();
         $context = [
             'chatId' => $chatid,
             'tokenEndpointURL' => $copilotendpointurl,
-            'completedactivities' => json_encode($this->get_student_progress()),
+            'completedActivities' => json_encode($this->get_student_progress()),
+            'uncompletedActivities' => json_encode($this->get_student_progress()),
+            'userAvatarImage' => $useravatarimage,
+            'userAvatarInitials' => $useravatarinitials ,
         ];
         return $OUTPUT->render_from_template('block_iagora/chat', $context);
     }
 
+    /**
+     * Get the initials of a username.
+     *
+     * @param string $username The full name of the user.
+     * @return string The initials of the user.
+     */
+    private function get_user_initials($username) {
+        $initials = '';
+        foreach (explode(' ', $username) as $name) {
+            $initials .= strtoupper($name[0]);
+        }
+        return $initials;
+    }
+
+    /**
+     * Retrieve the profile picture URL of the user.
+     *
+     * @param stdClass $user The user object.
+     * @return string The URL of the user's profile picture, or an empty string if not available.
+     */
+    private function get_profile_picture_url($user) {
+        global $OUTPUT;
+
+        // Check if the user is logged in, not a guest, and has a profile picture.
+        if (isloggedin() && !isguestuser() && $user->picture > 0) {
+            // Get the user context.
+            $usercontext = context_user::instance($user->id, IGNORE_MISSING);
+
+            // Generate the URL for the profile picture.
+            $url = moodle_url::make_pluginfile_url(
+                $usercontext->id,   // Context ID.
+                'user',             // Component name (user).
+                'icon',             // File area (icon).
+                null,               // Item ID (not needed here).
+                '/',                // File path (root).
+                "f$1"               // File name.
+            ) . '?rev=' . $user->picture; // Add a revision parameter to avoid caching issues.
+
+            return $url;
+        }
+
+         // Return empty string if no profile picture.
+        return '';
+    }
+
     /**
      * Define in which pages this block can be added.
      *
diff --git a/templates/chat.mustache b/templates/chat.mustache
index 7d37786..a59361d 100644
--- a/templates/chat.mustache
+++ b/templates/chat.mustache
@@ -28,11 +28,19 @@
     Context variables required for this template:
     * chatId: The ID of the chat div element where to render the chat block.
     * tokenEndpointURL: The Copilot Token Endpoint URL for native apps.
+    * completedActivities: A JSON string containing the list of activities the user has already completed.
+    * uncompletedActivities: A JSON string containing the list of activities the user has not yet completed.
+    * userAvatarImage: The URL to the user's profile image, or an empty string if not available.
+    * userAvatarInitials: The initials of the user's name, used as an avatar if no image is available.
 
     Example context (json):
     {
         "chatId": "iagora_chat_55a6cad25a0f6",
-        "tokenEndpointURL": "https://insert/your/copilot/endpoint/url"
+        "tokenEndpointURL": "https://insert/your/copilot/endpoint/url",
+        "completedActivities": ["INTRODUCTION PARTIE 1", "QUIZ 1"],
+        "uncompletedActivities": ["QUIZ 2", "CONCLUSION PARTIE 1"],
+        "userAvatarImage": "https://example.com/path/to/avatar.jpg",
+        "userAvatarInitials": "AN"
     }
 }}
 {{#pix}} t/message, core {{/pix}}
@@ -44,15 +52,19 @@
 /* global WebChat */
 /* eslint-disable promise/no-native */
 (async function() {
+  // Function to decode HTML entities
+  function decodeHtml(html) {
+    var txt = document.createElement("textarea");
+    txt.innerHTML = html;
+    return txt.value;
+  }
   const styleOptions = {
     hideUploadButton: true,
-    botAvatarImage: "/image/iagora.jpg",
-    botAvatarInitials: 'BF',
-    userAvatarImage: 'https://github.com/compulim.png?size=64',
-    userAvatarInitials: 'WC'
+    userAvatarImage: '{{userAvatarImage}}',
+    userAvatarInitials: '{{userAvatarInitials}}',
   };
   const styleSet = window.WebChat.createStyleSet({
-          bubbleBackground: 'rgba(0, 0, 255, .1)',
+          bubbleBackground: 'rgba(18, 124, 162, .1)',
           bubbleFromUserBackground: 'rgba(0, 255, 0, .1)'
         });
 
@@ -82,7 +94,8 @@
       })
       .then(({token}) => token)
   ]);
-  const completedactivities = [];
+  const completedActivities = JSON.parse(decodeHtml(`{{{completedActivities}}}`));
+  const uncompletedActivities = JSON.parse(decodeHtml(`{{{uncompletedActivities}}}`));
   const directLine = WebChat.createDirectLine({domain: new URL('v3/directline', directLineURL), token});
 
   const subscription = directLine.connectionStatus$.subscribe({
@@ -95,7 +108,8 @@
             name: 'startConversation',
             type: 'event',
             value: {
-              completedactivities: completedactivities
+              completedActivities: completedActivities,
+              uncompletedActivities: uncompletedActivities
             }
           })
           .subscribe();