diff --git a/CHANGELOG.md b/CHANGELOG.md
index d5ee1ba4..ce531eed 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,12 +1,16 @@
 # Changelog
 
-## In-progress log 1.3.3-RC3
+## In-progress log 1.3.3-RC4
 
-* UPDATE: Sample ZIM updated to `wikipedia_en_100_maxi_2021-05.zim`
 * ENHANCEMENT: Pre-calculate position and size of article namespace in legacy ZIMs (speeds up binary search)
+* UPDATE: Sample ZIM updated to `wikipedia_en_100_maxi_2021-05.zim`
+* UPDATE: KaTeX to v0.13.11
+* UPDATE: System dark/light mode now used for "auto" setting in modern browsers (as well as UWP)
 * FIX: Hide jump in page position during article load in Service Worker mode
 * FIX: Adjusted timing of hiding and showing the article during page composition
-* FIX: Reposition multiple displaced hatnotes 
+* FIX: Intermittent failure to compose page in UWP app on mobile
+* FIX: Reposition multiple displaced hatnotes
+* FIX: Click on document reloads article when open new window feature is off
 
 ## Release 1.3.2
 
diff --git a/pwabuilder-sw.js b/pwabuilder-sw.js
index 39d74e2b..ca95c552 100644
--- a/pwabuilder-sw.js
+++ b/pwabuilder-sw.js
@@ -4,7 +4,7 @@
 // App version number - ENSURE IT MATCHES VALUE IN init.js
 // DEV: Changing this will cause the browser to recognize that the Service Worker has changed, and it will download and
 // install a new copy
-const appVersion = '1.3.3-RC3';
+const appVersion = '1.3.3-RC4';
 
 // Kiwix ZIM Archive Download Server in regex form
 // DEV: The server URL is defined in init.js, but is not available to us in SW
diff --git a/www/index.html b/www/index.html
index f66bdff0..1e8a1c9c 100644
--- a/www/index.html
+++ b/www/index.html
@@ -117,10 +117,13 @@
                         <h3 style="margin-top:0;">Changes in version <span class="version">1.0</span></h3>
                         <ul style="padding-left: 15px;">
                             <li>Sample ZIM updated to wikipedia_en_100_maxi_2021-05.zim</li>
+                            <li>System dark/light mode now used for "auto" setting in all modern browsers</li>
                             <li>Speed up article search by pre-calculating position of the article namespace</li>
                             <li>Fix an ugly jump in page position during article load in Service Worker mode</li>
                             <li>Adjusted timing of hiding and showing the article during page composition</li>
                             <li>Reposition displaced multiple hatnotes</li>
+                            <li>Fix bug where clicking on document reloaded it when open new window feature is off</li>
+                            <li>KaTeX updated to v0.13.11</li>
                         </ul>
                         <p><a href="https://github.com/kiwix/kiwix-js-windows/blob/master/CHANGELOG.md" target="_blank">Full changelog...<img src="I/s/Icon_External_Link.png"></a></p>
                     </div>
diff --git a/www/js/init.js b/www/js/init.js
index 090af80d..a6a4d571 100644
--- a/www/js/init.js
+++ b/www/js/init.js
@@ -49,7 +49,7 @@ var params = {};
  */
 var appstate = {};
 /******** UPDATE VERSION IN pwabuilder-sw.js TO MATCH VERSION AND CHECK PWASERVER BELOW!!!!!!! *******/
-params['version'] = "1.3.3-RC3"; //DEV: Manually update this version when there is a new release: it is compared to the Settings Store "version" in order to show first-time info, and the cookie is updated in app.js
+params['version'] = "1.3.3-RC4"; //DEV: Manually update this version when there is a new release: it is compared to the Settings Store "version" in order to show first-time info, and the cookie is updated in app.js
 /******* UPDATE THIS ^^^^^^ IN service worker AND PWA-SERVER BELOW !! ********************/
 params['packagedFile'] = getSetting('packagedFile') || "wikipedia_en_100_maxi_2021-05.zim"; //For packaged Kiwix JS (e.g. with Wikivoyage file), set this to the filename (for split files, give the first chunk *.zimaa) and place file(s) in default storage
 params['archivePath'] = "archives"; //The directory containing the packaged archive(s) (relative to app's root directory)