diff --git a/src/index.tsx b/src/index.tsx
index 06cec1b4..c7f610d4 100644
--- a/src/index.tsx
+++ b/src/index.tsx
@@ -24,7 +24,9 @@ setInitialPage();
 
 if (SW) {
     if ('serviceWorker' in navigator) {
-        navigator.serviceWorker.register(`sw.js`)
+        navigator.serviceWorker.register(`sw.js`, {
+            scope: '.' // <--- THIS BIT IS REQUIRED
+        })
             .then((registration) => {
                 // eslint-disable-next-line no-console
                 console.log('Registration successful, scope is:', registration.scope);
diff --git a/src/sw.ts b/src/sw.ts
index 9857f8c3..dd98b513 100644
--- a/src/sw.ts
+++ b/src/sw.ts
@@ -21,9 +21,29 @@ self.addEventListener('install', (event: any) => {
     );
 });
 
-// self.addEventListener('activate', () => {
-//     console.log('activate');
-// });
+self.addEventListener("activate", (event: any) => {
+    async function deleteOldCaches() {
+        // List all caches by their names.
+        const names = await caches.keys();
+        await Promise.all(names.map(name => {
+            if (name !== CACHE_NAME) {
+                // If a cache's name is the current name, delete it.
+                return caches.delete(name);
+            }
+        }));
+    }
+
+    event.waitUntil(deleteOldCaches());
+});
+
+window.addEventListener("online", () => {
+    // eslint-disable-next-line no-console
+    console.log("You are online!");
+});
+window.addEventListener("offline",() => {
+    // eslint-disable-next-line no-console
+    console.log("Network connection lost!");
+});
 
 const MAX_AGE = 1000 * 60 * 10; // 10 minutes.
 
diff --git a/static/manifest.json b/static/manifest.json
index bd266d4e..0ad51ae2 100644
--- a/static/manifest.json
+++ b/static/manifest.json
@@ -1,10 +1,10 @@
 {
-  "name": "Medžuslovjansky slovnik",
-  "short_name": "Medžuslovjansky slovnik",
+  "name": "MS TEST",
+  "short_name": "MS TEST",
   "description": "Word dictionary for interslavic language",
   "lang": "en",
   "dir": "ltr",
-  "scope": "https://interslavic-dictionary.com/",
+  "scope": "https://pr-342.interslavic-dictionary.pages.dev",
   "icons": [
     {
       "src": "icons/icon-72x72.png",
@@ -49,10 +49,10 @@
   ],
   "serviceworker": {
     "src": "sw.prod.js",
-    "scope": "https://interslavic-dictionary.com/",
+    "scope": "https://pr-342.interslavic-dictionary.pages.dev",
     "update_via_cache": "none"
   },
-  "start_url": "https://interslavic-dictionary.com/",
+  "start_url": "https://pr-342.interslavic-dictionary.pages.dev",
   "background_color": "#272727",
   "display": "standalone",
   "orientation": "portrait-primary",