diff --git a/list.php b/list.php
index cd1f819..8adb2ef 100644
--- a/list.php
+++ b/list.php
@@ -30,8 +30,8 @@ require_once($CFG->libdir . '/adminlib.php');
 
 // TODO Check parameters.
 
-// Page API: https://docs.moodle.org/dev/Page_API#.24PAGE_The_Moodle_page_global .
-admin_externalpage_setup('auth_outage_list'); // Does require_login and set_context inside.
+// Read https://docs.moodle.org/dev/Page_API#.24PAGE_The_Moodle_page_global for Page API info.
+admin_externalpage_setup('auth_outage_manage'); // Does require_login and set_context inside.
 $PAGE->set_url(new moodle_url('/auth/outage/list.php'));
 $PAGE->set_title('Outage List');
 $PAGE->set_heading('List of registered outages.');
@@ -42,14 +42,14 @@ $outagelist = [];
 for ($i = 1; $i <= 10; $i++) {
     $outagelist[$i] = new outage();
     $outagelist[$i]->id = $i;
-    $outagelist[$i]->start_time = time();
-    $outagelist[$i]->stop_time = time() + 60 * 60 * 4; // 4 hours.
-    $outagelist[$i]->warning_minutes = 10 * $i;
+    $outagelist[$i]->starttime = time();
+    $outagelist[$i]->stoptime = time() + 60 * 60 * 4; // 4 hours.
+    $outagelist[$i]->warningminutes = 10 * $i;
     $outagelist[$i]->title = 'Outage #' . $i;
     $outagelist[$i]->description = 'This is the Outage #' . $i . ', backup creation.';
-    $outagelist[$i]->created_by = 1;
-    $outagelist[$i]->modified_by = 1;
-    $outagelist[$i]->last_modified = time() - 60 * 60 * 10; // 10 hours ago.
+    $outagelist[$i]->createdby = 1;
+    $outagelist[$i]->modifiedby = 1;
+    $outagelist[$i]->lastmodified = time() - 60 * 60 * 10; // 10 hours ago.
 };
 
 echo $OUTPUT->header();
diff --git a/settings.php b/settings.php
index 7da206a..9713047 100644
--- a/settings.php
+++ b/settings.php
@@ -45,9 +45,9 @@ if ($hassiteconfig) {
     $ADMIN->add('auth_outage', $settings);
     // Clear '$settings' to prevent adding again outsite category.
     $settings = null;
-    // Add list page.
+    // Add options.
     $ADMIN->add('auth_outage',
-        new admin_externalpage('auth_outage_list', 'Outage List',
+        new admin_externalpage('auth_outage_manage', 'Manage',
             new moodle_url($CFG->wwwroot . '/auth/outage/list.php')
         ));
 }
\ No newline at end of file
diff --git a/update.php b/update.php
new file mode 100644
index 0000000..72d6ca0
--- /dev/null
+++ b/update.php
@@ -0,0 +1,58 @@
+<?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/>.
+
+/**
+ * Update outages (create, update, delete).
+ *
+ * @package    auth_outage
+ * @author     Daniel Thee Roperto <daniel.roperto@catalyst-au.net>
+ * @copyright  Catalyst IT
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+use \auth_outage\outage;
+
+require_once('../../config.php');
+require_once($CFG->libdir . '/adminlib.php');
+
+// Check parameters.
+require_sesskey();
+$action = required_param('action', PARAM_ALPHA);
+switch ($action) {
+    case 'add':
+        $title = 'Add new Outage';
+        break;
+    default:
+        print_error('auth_outage_invalidaction1');
+}
+
+admin_externalpage_setup('auth_outage_manage');
+$PAGE->set_title($title);
+$PAGE->set_heading($title);
+$PAGE->set_url(new moodle_url('/auth/outage/update.php'));
+$renderer = $PAGE->get_renderer('auth_outage');
+
+echo $OUTPUT->header();
+
+switch ($action) {
+    case 'add':
+        $outage = new outage();
+        break;
+    default:
+        print_error('auth_outage_invalidaction2');
+}
+
+echo $OUTPUT->footer();