diff --git a/core/src/main/java/org/kiwix/kiwixmobile/core/ServiceWorkerInitialiser.kt b/core/src/main/java/org/kiwix/kiwixmobile/core/ServiceWorkerInitialiser.kt
index 707dd32d6..4d44fafd1 100644
--- a/core/src/main/java/org/kiwix/kiwixmobile/core/ServiceWorkerInitialiser.kt
+++ b/core/src/main/java/org/kiwix/kiwixmobile/core/ServiceWorkerInitialiser.kt
@@ -26,6 +26,29 @@ import androidx.webkit.WebViewFeature
 import org.kiwix.kiwixmobile.core.reader.ZimReaderContainer
 import javax.inject.Inject
 
+const val UNREGISTER_SERVICE_WORKER_JS =
+  """
+    console.log('Commencing deregistration');
+    navigator.serviceWorker.getRegistrations().then(function (registrations) {
+      if (!registrations.length) {
+        console.log('No serviceWorker registrations found.')
+        return
+      }
+      for(let registration of registrations) {
+      alert('Attempting to unregister Service Worker' + registration.index);
+        registration.unregister().then(function (boolean) {
+          console.log(
+            (boolean ? 'Successfully unregistered' : 'Failed to unregister'), 'ServiceWorkerRegistration\n' +
+            (registration.installing ? '  .installing.scriptURL = ' + registration.installing.scriptURL + '\n' : '') +
+            (registration.waiting ? '  .waiting.scriptURL = ' + registration.waiting.scriptURL + '\n' : '') +
+            (registration.active ? '  .active.scriptURL = ' + registration.active.scriptURL + '\n' : '') +
+            '  .scope: ' + registration.scope + '\n'
+          )
+        })
+      }
+    }).catch(function(err) { console.error(err); });
+  """
+
 class ServiceWorkerInitialiser @Inject constructor(zimReaderContainer: ZimReaderContainer) {
   init {
     if (WebViewFeature.isFeatureSupported(WebViewFeature.SERVICE_WORKER_BASIC_USAGE)) {
diff --git a/core/src/main/java/org/kiwix/kiwixmobile/core/main/CoreReaderFragment.java b/core/src/main/java/org/kiwix/kiwixmobile/core/main/CoreReaderFragment.java
index 40f3254f9..670967501 100644
--- a/core/src/main/java/org/kiwix/kiwixmobile/core/main/CoreReaderFragment.java
+++ b/core/src/main/java/org/kiwix/kiwixmobile/core/main/CoreReaderFragment.java
@@ -124,6 +124,7 @@ import org.kiwix.kiwixmobile.core.utils.files.FileUtils;
 import static android.app.Activity.RESULT_CANCELED;
 import static android.app.Activity.RESULT_OK;
 import static android.content.pm.PackageManager.PERMISSION_GRANTED;
+import static org.kiwix.kiwixmobile.core.ServiceWorkerInitialiserKt.UNREGISTER_SERVICE_WORKER_JS;
 import static org.kiwix.kiwixmobile.core.downloader.fetch.FetchDownloadNotificationManagerKt.DOWNLOAD_NOTIFICATION_TITLE;
 import static org.kiwix.kiwixmobile.core.page.history.HistoryFragmentKt.USER_CLEARED_HISTORY;
 import static org.kiwix.kiwixmobile.core.page.history.adapter.HistoryListItem.HistoryItem;
@@ -729,6 +730,11 @@ public abstract class CoreReaderFragment extends BaseFragment
     tabCallback = null;
     hideBackToTopTimer.cancel();
     hideBackToTopTimer = null;
+    for (KiwixWebView kiwixWebView : webViewList) {
+      kiwixWebView.evaluateJavascript(UNREGISTER_SERVICE_WORKER_JS,
+        value -> Log.e("SERVICE_WORKER_UNREGISTER", value));
+      kiwixWebView.loadUrl("javascript:"+UNREGISTER_SERVICE_WORKER_JS);
+    }
     webViewList.clear();
     actionBar = null;
     mainMenu = null;