diff --git a/contentbank/upgrade.txt b/contentbank/upgrade.txt
index 8eca72b6fa080..aa7d8edf3f7a2 100644
--- a/contentbank/upgrade.txt
+++ b/contentbank/upgrade.txt
@@ -4,3 +4,5 @@ information provided here is intended especially for developers.
 === 3.11 ===
 * Added "get_uses()" method to content class to return places where a content is used.
 * Added set_visibility()/get_visibility() methods to let users decide if their content should be listed in the content bank.
+* The contentbank/upload.php page for displaying the upload files form has been removed. The form for uploading/replacing
+files now is displayed in a modal.
diff --git a/contentbank/upload.php b/contentbank/upload.php
deleted file mode 100644
index d4892a344b295..0000000000000
--- a/contentbank/upload.php
+++ /dev/null
@@ -1,125 +0,0 @@
-<?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/>.
-
-/**
- * Upload a file to content bank.
- *
- * @package    core_contentbank
- * @copyright  2020 Amaia Anabitarte <amaia@moodle.com>
- * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
- */
-
-require('../config.php');
-
-use core\output\notification;
-
-require_login();
-
-$contextid = optional_param('contextid', \context_system::instance()->id, PARAM_INT);
-$context = context::instance_by_id($contextid, MUST_EXIST);
-
-$cb = new \core_contentbank\contentbank();
-if (!$cb->is_context_allowed($context)) {
-    print_error('contextnotallowed', 'core_contentbank');
-}
-
-require_capability('moodle/contentbank:upload', $context);
-
-$id = optional_param('id', null, PARAM_INT);
-if ($id) {
-    $content = $cb->get_content_from_id($id);
-    $contenttype = $content->get_content_type_instance();
-    if (!$contenttype->can_manage($content) || !$contenttype->can_upload()) {
-        print_error('nopermissions', 'error', $returnurl, get_string('replacecontent', 'contentbank'));
-    }
-}
-
-$title = get_string('contentbank');
-\core_contentbank\helper::get_page_ready($context, $title, true);
-if ($PAGE->course) {
-    require_login($PAGE->course->id);
-}
-$returnurl = new \moodle_url('/contentbank/index.php', ['contextid' => $contextid]);
-
-$PAGE->set_url('/contentbank/upload.php');
-$PAGE->set_context($context);
-$PAGE->navbar->add(get_string('upload', 'contentbank'));
-$PAGE->set_title($title);
-$PAGE->set_heading($title);
-$PAGE->set_pagetype('contentbank');
-
-$maxbytes = $CFG->userquota;
-$maxareabytes = $CFG->userquota;
-if (has_capability('moodle/user:ignoreuserquota', $context)) {
-    $maxbytes = USER_CAN_IGNORE_FILE_SIZE_LIMITS;
-    $maxareabytes = FILE_AREA_MAX_BYTES_UNLIMITED;
-}
-
-if ($id) {
-    $extensions = $contenttype->get_manageable_extensions();
-    $accepted = implode(',', $extensions);
-} else {
-    $accepted = $cb->get_supported_extensions_as_string($context);
-}
-
-$data = new stdClass();
-$options = array(
-    'subdirs' => 1,
-    'maxbytes' => $maxbytes,
-    'maxfiles' => -1,
-    'accepted_types' => $accepted,
-    'areamaxbytes' => $maxareabytes
-);
-file_prepare_standard_filemanager($data, 'files', $options, $context, 'contentbank', 'public', 0);
-
-$customdata = ['contextid' => $contextid, 'data' => $data, 'options' => $options, 'id' => $id];
-$mform = new \core_contentbank\form\upload_files(null, $customdata);
-
-$error = '';
-
-if ($mform->is_cancelled()) {
-    redirect($returnurl);
-} else if ($formdata = $mform->get_data()) {
-    require_sesskey();
-    // Get the file and create the content based on it.
-    $usercontext = \context_user::instance($USER->id);
-    $fs = get_file_storage();
-    $files = $fs->get_area_files($usercontext->id, 'user', 'draft', $formdata->file, 'itemid, filepath, filename', false);
-    if (!empty($files)) {
-        $file = reset($files);
-        if ($id) {
-            $content = $contenttype->replace_content($file, $content);
-        } else {
-            $content = $cb->create_content_from_file($context, $USER->id, $file);
-        }
-        $viewurl = new \moodle_url('/contentbank/view.php', ['id' => $content->get_id(), 'contextid' => $contextid]);
-        redirect($viewurl);
-    } else {
-        $error = get_string('errornofile', 'contentbank');
-    }
-}
-
-echo $OUTPUT->header();
-echo $OUTPUT->box_start('generalbox');
-
-if (!empty($error)) {
-    echo $OUTPUT->notification($error, notification::NOTIFY_ERROR);
-}
-
-$mform->display();
-
-echo $OUTPUT->box_end();
-echo $OUTPUT->footer();