diff --git a/classes/privacy/provider.php b/classes/privacy/provider.php
new file mode 100644
index 0000000..e8dd890
--- /dev/null
+++ b/classes/privacy/provider.php
@@ -0,0 +1,97 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Privacy Subsystem implementation for qtype_oumatrix.
+ *
+ * @package    qtype_oumatrix
+ * @copyright  2023 The Open University
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace qtype_oumatrix\privacy;
+
+use core_privacy\local\metadata\collection;
+use core_privacy\local\request\transform;
+use core_privacy\local\request\writer;
+
+defined('MOODLE_INTERNAL') || die();
+
+/**
+ * Privacy Subsystem for qtype_oumatrix implementing user_preference_provider.
+ *
+ * @copyright  2023 The Open University
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class provider implements
+        // This component has data.
+        // We need to return default options that have been set a user preferences.
+        \core_privacy\local\metadata\provider,
+        \core_privacy\local\request\user_preference_provider
+{
+
+    /**
+     * Returns meta data about this system.
+     *
+     * @param   collection     $collection The initialised collection to add items to.
+     * @return  collection     A listing of user data stored through this system.
+     */
+    public static function get_metadata(collection $collection) : collection {
+        $collection->add_user_preference('qtype_oumatrix_defaultmark', 'privacy:preference:defaultmark');
+        $collection->add_user_preference('qtype_oumatrix_penalty', 'privacy:preference:penalty');
+        $collection->add_user_preference('qtype_oumatrix_inputtype', 'privacy:preference:inputtype');
+        $collection->add_user_preference('qtype_oumatrix_grademethod', 'privacy:preference:grademethod');
+        $collection->add_user_preference('qtype_oumatrix_shuffleanswers', 'privacy:preference:shuffleanswers');
+        return $collection;
+    }
+
+    /**
+     * Export all user preferences for the plugin.
+     *
+     * @param int $userid The userid of the user whose data is to be exported.
+     */
+    public static function export_user_preferences(int $userid) {
+        $preference = get_user_preferences('qtype_oumatrix_defaultmark', null, $userid);
+        if (null !== $preference) {
+            $desc = get_string('privacy:preference:defaultmark', 'qtype_oumatrix');
+            writer::export_user_preference('qtype_oumatrix', 'defaultmark', $preference, $desc);
+        }
+
+        $preference = get_user_preferences('qtype_oumatrix_penalty', null, $userid);
+        if (null !== $preference) {
+            $desc = get_string('privacy:preference:penalty', 'qtype_oumatrix');
+            writer::export_user_preference('qtype_oumatrix', 'penalty', transform::percentage($preference), $desc);
+        }
+
+        $preference = get_user_preferences('qtype_oumatrix_inputtype', null, $userid);
+        if (null !== $preference) {
+            $desc = get_string('privacy:preference:inputtype', 'qtype_oumatrix');
+            writer::export_user_preference('qtype_oumatrix', 'inputtype', transform::yesno($preference), $desc);
+        }
+
+        $preference = get_user_preferences('qtype_oumatrix_grademethod', null, $userid);
+        if (null !== $preference) {
+            $desc = get_string('privacy:preference:grademethod', 'qtype_oumatrix');
+            writer::export_user_preference('qtype_oumatrix', 'grademethod', transform::yesno($preference), $desc);
+        }
+
+        $preference = get_user_preferences('qtype_oumatrix_shuffleanswers', null, $userid);
+        if (null !== $preference) {
+            $desc = get_string('privacy:preference:shuffleanswers', 'qtype_oumatrix');
+            writer::export_user_preference('qtype_oumatrix', 'shuffleanswers', transform::yesno($preference), $desc);
+        }
+    }
+}
\ No newline at end of file
diff --git a/edit_oumatrix_form.php b/edit_oumatrix_form.php
index 8c06aea..6054e2e 100644
--- a/edit_oumatrix_form.php
+++ b/edit_oumatrix_form.php
@@ -41,7 +41,10 @@ class qtype_oumatrix_edit_form extends question_edit_form {
     /** @var int Number of columns. */
     private $numcolumns;
 
-    /** @var string answermode of rows. */
+    /** @var int Number of rows. */
+    private $numrows;
+
+    /** @var string inputtype of rows. */
     private $inputtype;
 
     /**
@@ -67,12 +70,11 @@ protected function definition_inner($mform) {
 
         // Set the number of columns and rows.
         $this->set_current_settings();
-
-        $answermodemenu = [
-            'single' => get_string('answermodesingle', 'qtype_oumatrix'),
-            'multiple' => get_string('answermodemultiple', 'qtype_oumatrix'),
+        $inputtypemenu = [
+                'single' => get_string('inputtypesingle', 'qtype_oumatrix'),
+                'multiple' => get_string('inputtypemultiple', 'qtype_oumatrix'),
         ];
-        $mform->addElement('select', 'inputtype', get_string('answermode', 'qtype_oumatrix'), $answermodemenu);
+        $mform->addElement('select', 'inputtype', get_string('inputtype', 'qtype_oumatrix'), $inputtypemenu);
         $mform->setDefault('inputtype', $this->get_default_value('inputtype',
                 get_config('qtype_oumatrix', 'inputtype')));
 
diff --git a/lang/en/qtype_oumatrix.php b/lang/en/qtype_oumatrix.php
index 411d500..b532593 100644
--- a/lang/en/qtype_oumatrix.php
+++ b/lang/en/qtype_oumatrix.php
@@ -26,12 +26,6 @@
 defined('MOODLE_INTERNAL') || die();
 $string['a'] = 'A{$a}';
 $string['addmoreblanks'] = 'Blanks for {no} more {$a}';
-$string['answermode'] = 'One or multiple answers?';
-$string['answermodesingle'] = 'Single';
-$string['answermodemultiple'] = 'Multiple';
-$string['answermode_desc'] = 'Answer mode can be either \'Single choice\' or \'Multiple response\' for each row in the matrix table.';
-$string['answermodemultiple'] = 'Multiple response';
-$string['answermodesingle'] = 'Single choice';
 $string['blankcolumnsnotallowed'] = 'Empty column name is not allowed.';
 $string['column'] = 'Column {$a}';
 $string['columnshdr'] = 'Matrix columns (answers)';
@@ -48,6 +42,10 @@
 All or nothing: students must get every response correct, otherwise they score zero.';
 $string['gradepartialcredit'] = 'Give partial credit';
 $string['gradeallornothing'] = 'All-or-nothing';
+$string['inputtype'] = 'One or multiple answers?';
+$string['inputtype_desc'] = 'One or multiple answers? can be either \'Single choice\' or \'Multiple response\' for each row in the matrix table.';
+$string['inputtypemultiple'] = 'Multiple response';
+$string['inputtypesingle'] = 'Single choice';
 $string['noinputanswer'] = 'Each sub-question should have at least one correct answer.';
 $string['notenoughanswercols'] = 'You must have at least {$a} answer columns.';
 $string['notenoughquestionrows'] = 'You must have at least {$a} sub-questions.';
@@ -57,6 +55,12 @@
 $string['pluginnameadding'] = 'Adding a Matrix question';
 $string['pluginnameediting'] = 'Editing a Matrix question';
 $string['pluginnamesummary'] = 'A multi-row table that can use single choice or multiple response inputs.';
+$string['privacy:metadata'] = 'Matrix question type plugin allows question authors to set default options as user preferences.';
+$string['privacy:preference:defaultmark'] = 'The default mark set for a given question.';
+$string['privacy:preference:penalty'] = 'The penalty for each incorrect try when questions are run using the \'Interactive with multiple tries\' or \'Adaptive mode\' behaviour.';
+$string['privacy:preference:inputtype'] = 'Whether the \'One or multiple answers?\' should be \'Single choice\' or \'Multiple response\'.';
+$string['privacy:preference:grademethod'] = 'Whether the Grading type should be \'All-or-nothing\' or \'Give partial credit\' for \'Multiple response\'. This option is diabled for \'Single choice\'.';
+$string['privacy:preference:shuffleanswers'] = 'Whether the answers should be automatically shuffled.';
 $string['row'] = 'Row {$a}';
 $string['rowshdr'] = 'Matrix rows (sub-questions)';
 $string['rowanswerlist'] = 'Select answers';
diff --git a/settings.php b/settings.php
index 8b216ca..9da5a4e 100644
--- a/settings.php
+++ b/settings.php
@@ -26,12 +26,12 @@
 
 if ($ADMIN->fulltree) {
     $inputtype = [
-            'single' => get_string('answermodesingle', 'qtype_oumatrix'),
-            'multiple' => get_string('answermodemultiple', 'qtype_oumatrix'),
+            'single' => get_string('inputtypesingle', 'qtype_oumatrix'),
+            'multiple' => get_string('inputtypemultiple', 'qtype_oumatrix'),
     ];
     $settings->add(new admin_setting_configselect('qtype_oumatrix/inputtype',
-            new lang_string('answermode', 'qtype_oumatrix'),
-            new lang_string('answermode_desc', 'qtype_oumatrix'), 'single', $inputtype));
+            new lang_string('inputtype', 'qtype_oumatrix'),
+            new lang_string('inputtype_desc', 'qtype_oumatrix'), 'single', $inputtype));
 
     $grademethod = [
             'partial' => get_string('gradepartialcredit', 'qtype_oumatrix'),