diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100755
index 0000000..ca7d3ff
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,13 @@
+CHANGELOG
+=========
+
+4.5.1 (2024-12-03)
+------------------
+* [FIX] #69 Lang file (en) sorted alphabetically
+* [FEATURE] #63 Upgrade Opencast PHP Library to 1.8.0/Api Version setting (OC 16 Support)/Moodle 4.4 Required Changes
+
+ 
+4.5.0 (2024-11-12)
+------------------
+Moodle 4.5 compatible version
+
diff --git a/README.md b/README.md
index 52e2248..caef126 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,18 @@
-# Opencast API #
+# moodle-tool_opencast - Opencast API #
+
+This tool provides API functions as well as general settings for the different opencast tools.
+
+This file is part of the mod_opencast plugin for Moodle - <http://moodle.org/>
+
+*Maintainer:*   Thomas Niedermaier (Universität Münster), Farbod Zamani (Elan e.V.)
+
+*Copyright:* 2024 Thomas Niedermaier, UNIVERSITÄT MÜNSTER
+
+*License:*   [GNU GPL v3 or later](http://www.gnu.org/copyleft/gpl.html)
+
+
+Description
+-----------
 
 This tool provides API functions as well as general settings for the different opencast tools:
 * [block_opencast](https://github.com/unirz-tu-ilmenau/moodle-block_opencast)
@@ -9,10 +23,41 @@ This tool provides API functions as well as general settings for the different o
 The tool stores the relation between courses and series ids and 
 offers webservice endpoints for the opencast role provider. 
 
+
+Installation
+------------
+
+* Copy the module code directly to the mod/opencast directory.
+
+* Log into Moodle as administrator.
+
+* Open the administration area (http://your-moodle-site/admin) to start the installation
+  automatically.
+
+
+Admin Settings
+--------------
+
+View the documentation of the plugin settings [here](https://moodle.docs.opencast.org/#tool/settings/).
+
+
 ## Documentation ##
 
 The full documentation of the plugin can be found [here](https://moodle.docs.opencast.org/#tool/about/).
 
+
+Bug Reports / Support
+---------------------
+
+We try our best to deliver bug-free plugins, but we can not test the plugin for every platform,
+database, PHP and Moodle version. If you find any bug please report it on
+[GitHub](https://github.com/Opencast-Moodle/moodle-tool_opencast/issues). Please
+provide a detailed bug description, including the plugin and Moodle version and, if applicable, a
+screenshot.
+
+You may also file a request for enhancement on GitHub.
+
+
 ## License ##
 
 This plugin is developed in cooperation with the TU Ilmenau and the WWU Münster.
diff --git a/version.php b/version.php
index 5eccdd3..bb9b132 100644
--- a/version.php
+++ b/version.php
@@ -26,7 +26,8 @@
 defined('MOODLE_INTERNAL') || die();
 
 $plugin->component = 'tool_opencast';
-$plugin->release = 'v4.5-r1';
-$plugin->version = 2024111100;
+$plugin->release = 'v4.5-r2';
+$plugin->version = 2024111101;
 $plugin->requires = 2024100700; // Requires Moodle 4.5+.
+$plugin->supported = [405, 405];
 $plugin->maturity = MATURITY_STABLE;