diff --git a/CHANGELOG.md b/CHANGELOG.md
index 923be49e..bccc9d05 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,9 @@
 # Changelog
 
-## Interim release 3.4.7
+## Interim release 3.4.8
 
+* ENHANCEMENT: App now prompts user to switch to OPFS on Android and Firefox Desktop
+* ENHANCEMENT: App now uses OPFS Persistent Storage on Firefox for greatly increased Storage quota
 * ENHANCEMENT: Add option in Configuration to disable accidental reload protection
 * REGRESSION: Fix build of Win7 32bit app with wrong Electron version and block autoupdate
 
diff --git a/www/index.html b/www/index.html
index 192f49fa..3199cb62 100644
--- a/www/index.html
+++ b/www/index.html
@@ -102,6 +102,8 @@
                         <div id="update" class="update">
                             <h3 style="margin-top:0;">Changes in version <span class="version">3.0</span></h3>
                             <ul style="padding-left: 15px;">
+                                <li>App now prompts user to switch to OPFS on Android and Firefox Desktop</li>
+                                <li>App now uses OPFS Persistent Storage on Firefox for greatly increased Storage quota</li>
                                 <li>Prevent accidental app reload if an archive is loaded</li>
                                 <li>Add option in Configuration to disable accidental reload protection</li>
                                 <li>Fix failure to display Wikimedia URLs ending in a question mark</li>