diff --git a/main/auth/inscription.php b/main/auth/inscription.php
index d4f00999fb..51406f3c01 100755
--- a/main/auth/inscription.php
+++ b/main/auth/inscription.php
@@ -425,7 +425,8 @@ if ($user_already_registered_show_terms === false) {
     // EXTRA FIELDS
     if (array_key_exists('extra_fields', $allowedFields) || in_array('extra_fields', $allowedFields)) {
         $extraField = new ExtraField('user');
-        $extraFieldList = is_array($allowedFields['extra_fields']) ? $allowedFields['extra_fields'] : [];
+
+        $extraFieldList = isset($allowedFields['extra_fields']) && is_array($allowedFields['extra_fields']) ? $allowedFields['extra_fields'] : [];
         $returnParams = $extraField->addElements($form, 0, [], false, false, $extraFieldList);
     }
 }
@@ -631,6 +632,8 @@ if ($form->validate()) {
         $status = isset($values['status']) ? $values['status'] : STUDENT;
         $phone = isset($values['phone']) ? $values['phone'] : null;
         $values['language'] = isset($values['language']) ? $values['language'] : api_get_interface_language();
+        $values['address'] = isset($values['address']) ? $values['address'] : '';
+
         // Creates a new user
         $user_id = UserManager::create_user(
             $values['firstname'],
@@ -651,7 +654,9 @@ if ($form->validate()) {
             null,
             true,
             false,
-            $values['address']
+            $values['address'],
+            false,
+            $form
         );
 
         //update the extra fields
diff --git a/main/auth/profile.php b/main/auth/profile.php
index 77a07e2c4f..1b9f4b5caf 100755
--- a/main/auth/profile.php
+++ b/main/auth/profile.php
@@ -423,7 +423,7 @@ if (is_profile_editable() && api_get_setting('user_selected_theme') == 'true') {
 }
 
 //    EXTENDED PROFILE  this make the page very slow!
-if (api_get_setting('extended_profile') == 'true') {
+if (api_get_setting('extended_profile') === 'true') {
     $width_extended_profile = 500;
     //    MY COMPETENCES
     $form->addHtmlEditor(
@@ -624,7 +624,7 @@ if ($form->validate()) {
     if ($user &&
         (!empty($user_data['password0']) &&
         !empty($user_data['password1'])) ||
-        (!empty($user_data['password0']) && 
+        (!empty($user_data['password0']) &&
         api_get_setting('profile', 'email') == 'true')
     ) {
         $passwordWasChecked = true;
diff --git a/main/inc/lib/legal.lib.php b/main/inc/lib/legal.lib.php
index a810876c3d..7b5b0c0074 100755
--- a/main/inc/lib/legal.lib.php
+++ b/main/inc/lib/legal.lib.php
@@ -279,4 +279,51 @@ class LegalManager
 
 		return Database::result($rs,0,'type');
 	}
+
+    /**
+     * @param int $userId
+     */
+	public static function sendLegal($userId)
+    {
+        $subject = get_lang('SendTermsSubject');
+        $content = sprintf(
+            get_lang('SendTermsDescriptionToUrlX'),
+            api_get_path(WEB_PATH)
+        );
+        MessageManager::send_message_simple($userId, $subject, $content);
+        Display::addFlash(Display::return_message(get_lang('Sent')));
+
+        $extraFieldValue = new ExtraFieldValue('user');
+        $value = $extraFieldValue->get_values_by_handler_and_field_variable($userId, 'termactivated');
+        if ($value === false) {
+            $extraFieldInfo = $extraFieldValue->getExtraField()->get_handler_field_info_by_field_variable('termactivated');
+            if ($extraFieldInfo) {
+                $newParams = array(
+                    'item_id' => $userId,
+                    'field_id' => $extraFieldInfo['id'],
+                    'value' => 1,
+                    'comment' => ''
+                );
+                $extraFieldValue->save($newParams);
+            }
+        }
+    }
+
+    /**
+     * @param int $userId
+     */
+    public static function deleteLegal($userId)
+    {
+        $extraFieldValue = new ExtraFieldValue('user');
+        $value = $extraFieldValue->get_values_by_handler_and_field_variable($userId, 'legal_accept');
+        $result = $extraFieldValue->delete($value['id']);
+        if ($result) {
+            Display::addFlash(Display::return_message(get_lang('Deleted')));
+        }
+
+        $value = $extraFieldValue->get_values_by_handler_and_field_variable($userId, 'termactivated');
+        if ($value) {
+            $extraFieldValue->delete($value['id']);
+        }
+    }
 }
diff --git a/main/inc/lib/usermanager.lib.php b/main/inc/lib/usermanager.lib.php
index 71fbd62749..cc855189e8 100755
--- a/main/inc/lib/usermanager.lib.php
+++ b/main/inc/lib/usermanager.lib.php
@@ -212,6 +212,8 @@ class UserManager
      * @param  bool $send_mail
      * @param  bool $isAdmin
      * @param  string $address
+     * @param  bool $sendEmailToAllAdmins
+     * @param FormValidator $form
      *
      * @return mixed   new user id - if the new user creation succeeds, false otherwise
      * @desc The function tries to retrieve user id from the session.
@@ -239,7 +241,9 @@ class UserManager
         $encrypt_method = '',
         $send_mail = false,
         $isAdmin = false,
-        $address = ''
+        $address = '',
+        $sendEmailToAllAdmins = false,
+        $form = null
     ) {
         $currentUserId = api_get_user_id();
         $hook = HookCreateUser::create();
@@ -449,6 +453,31 @@ class UserManager
                         $additionalParameters
                     );
                 }
+
+                if ($sendEmailToAllAdmins) {
+                    $adminList = UserManager::get_all_administrators();
+
+                    $tplContent = new Template(null, false, false, false, false, false);
+                    // variables for the default template
+                    $tplContent->assign('complete_name', stripslashes(api_get_person_name($firstName, $lastName)));
+                    $tplContent->assign('user_added', $user);
+                    /** @var FormValidator $form */
+                    $form->freeze();
+                    $form->removeElement('submit');
+                    $formData = $form->returnForm();
+                    $url = api_get_path(WEB_CODE_PATH).'admin/user_information.php?user_id='.$user->getId();
+                    $tplContent->assign('link', Display::url($url, $url));
+                    $tplContent->assign('form', $formData);
+
+                    $layoutContent = $tplContent->get_template('mail/content_registration_platform_to_admin.tpl');
+                    $emailBody = $tplContent->fetch($layoutContent);
+                    $subject = get_lang('UserAdded');
+
+                    foreach ($adminList as $adminId => $data) {
+                        MessageManager::send_message_simple($adminId, $subject, $emailBody);
+                    }
+
+                }
                 /* ENDS MANAGE EVENT WITH MAIL */
             }
             Event::addEvent(LOG_USER_CREATE, LOG_USER_ID, $return);
diff --git a/main/template/default/mail/content_registration_platform_to_admin.tpl b/main/template/default/mail/content_registration_platform_to_admin.tpl
new file mode 100644
index 0000000000..492116adb1
--- /dev/null
+++ b/main/template/default/mail/content_registration_platform_to_admin.tpl
@@ -0,0 +1,19 @@
+<p>{{ 'UserXWithLangXRegisteredTheSite'| get_lang | format(user_added.completeName, user_added.language) }} </p>
+
+<p>{{ 'HisProfileIs'| get_lang }} </p>
+
+<div class="row">
+    <div class="col-xs-12 col-md-12">
+        <div class="form-horizontal">
+            {{ form }}
+        </div>
+    </div>
+</div>
+
+<p>{{ 'YouCanAssignATutorInThisLinkX'|get_lang | format(link)}} </p>
+
+<p>{{ 'SignatureFormula'|get_lang }}</p>
+<p>{{ _admin.name }}, {{ _admin.surname }}<br>
+    {{ 'Manager'|get_lang }} {{ _s.site_name }}<br>
+    {{ _admin.telephone ? 'T. ' ~ _admin.telephone }}<br>
+    {{ _admin.email ? 'Email'|get_lang ~ ': ' ~ _admin.email }}</p>