diff --git a/server/server.go b/server/server.go
index 9e26e257..5b0de3ca 100644
--- a/server/server.go
+++ b/server/server.go
@@ -434,7 +434,7 @@ func (s *Server) handleInternal(w http.ResponseWriter, r *http.Request, v *visit
 	} else if r.Method == http.MethodGet && r.URL.Path == webConfigPath {
 		return s.ensureWebEnabled(s.handleWebConfig)(w, r, v)
 	} else if r.Method == http.MethodGet && r.URL.Path == webManifestPath {
-		return s.ensureWebEnabled(s.handleWebManifest)(w, r, v)
+		return s.ensureWebPushEnabled(s.handleWebManifest)(w, r, v)
 	} else if r.Method == http.MethodGet && r.URL.Path == apiUsersPath {
 		return s.ensureAdmin(s.handleUsersGet)(w, r, v)
 	} else if r.Method == http.MethodPut && r.URL.Path == apiUsersPath {
diff --git a/server/server_middleware.go b/server/server_middleware.go
index b9d1bb88..b1428154 100644
--- a/server/server_middleware.go
+++ b/server/server_middleware.go
@@ -60,7 +60,7 @@ func (s *Server) ensureWebEnabled(next handleFunc) handleFunc {
 
 func (s *Server) ensureWebPushEnabled(next handleFunc) handleFunc {
 	return func(w http.ResponseWriter, r *http.Request, v *visitor) error {
-		if s.config.WebPushPublicKey == "" {
+		if s.config.WebRoot == "" || s.config.WebPushPublicKey == "" {
 			return errHTTPNotFound
 		}
 		return next(w, r, v)
diff --git a/server/server_test.go b/server/server_test.go
index d4f266ea..e9ff6fcb 100644
--- a/server/server_test.go
+++ b/server/server_test.go
@@ -239,9 +239,6 @@ func TestServer_WebEnabled(t *testing.T) {
 	rr = request(t, s, "GET", "/config.js", "", nil)
 	require.Equal(t, 404, rr.Code)
 
-	rr = request(t, s, "GET", "/manifest.webmanifest", "", nil)
-	require.Equal(t, 404, rr.Code)
-
 	rr = request(t, s, "GET", "/sw.js", "", nil)
 	require.Equal(t, 404, rr.Code)
 
@@ -261,10 +258,6 @@ func TestServer_WebEnabled(t *testing.T) {
 	rr = request(t, s2, "GET", "/config.js", "", nil)
 	require.Equal(t, 200, rr.Code)
 
-	rr = request(t, s2, "GET", "/manifest.webmanifest", "", nil)
-	require.Equal(t, 200, rr.Code)
-	require.Equal(t, "application/manifest+json", rr.Header().Get("Content-Type"))
-
 	rr = request(t, s2, "GET", "/sw.js", "", nil)
 	require.Equal(t, 200, rr.Code)
 
@@ -272,6 +265,29 @@ func TestServer_WebEnabled(t *testing.T) {
 	require.Equal(t, 200, rr.Code)
 }
 
+func TestServer_WebPushEnabled(t *testing.T) {
+	conf := newTestConfig(t)
+	conf.WebRoot = "" // Disable web app
+	s := newTestServer(t, conf)
+
+	rr := request(t, s, "GET", "/manifest.webmanifest", "", nil)
+	require.Equal(t, 404, rr.Code)
+
+	conf2 := newTestConfig(t)
+	s2 := newTestServer(t, conf2)
+
+	rr = request(t, s2, "GET", "/manifest.webmanifest", "", nil)
+	require.Equal(t, 404, rr.Code)
+
+	conf3 := newTestConfigWithWebPush(t)
+	s3 := newTestServer(t, conf3)
+
+	rr = request(t, s3, "GET", "/manifest.webmanifest", "", nil)
+	require.Equal(t, 200, rr.Code)
+	require.Equal(t, "application/manifest+json", rr.Header().Get("Content-Type"))
+
+}
+
 func TestServer_PublishLargeMessage(t *testing.T) {
 	c := newTestConfig(t)
 	c.AttachmentCacheDir = "" // Disable attachments
diff --git a/web/src/app/Prefs.js b/web/src/app/Prefs.js
index f580c620..632c9adc 100644
--- a/web/src/app/Prefs.js
+++ b/web/src/app/Prefs.js
@@ -1,4 +1,5 @@
 import db from "./db";
+import { isLaunchedPWA } from "./utils";
 
 class Prefs {
   constructor(dbImpl) {
@@ -34,7 +35,7 @@ class Prefs {
 
   async webPushEnabled() {
     const webPushEnabled = await this.db.prefs.get("webPushEnabled");
-    return webPushEnabled?.value ?? false;
+    return webPushEnabled?.value ?? isLaunchedPWA();
   }
 
   async setWebPushEnabled(enabled) {
diff --git a/web/src/app/utils.js b/web/src/app/utils.js
index 244d3321..afb153ff 100644
--- a/web/src/app/utils.js
+++ b/web/src/app/utils.js
@@ -263,3 +263,16 @@ export const urlB64ToUint8Array = (base64String) => {
   }
   return outputArray;
 };
+
+export const isLaunchedPWA = () => {
+  if (window.matchMedia("(display-mode: standalone)").matches) {
+    return true;
+  }
+
+  // iOS
+  if (window.navigator.standalone === true) {
+    return true;
+  }
+
+  return false;
+};
diff --git a/web/src/components/Preferences.jsx b/web/src/components/Preferences.jsx
index e12fdadb..f6bd9963 100644
--- a/web/src/components/Preferences.jsx
+++ b/web/src/components/Preferences.jsx
@@ -36,7 +36,7 @@ import { Info } from "@mui/icons-material";
 import { useOutletContext } from "react-router-dom";
 import theme from "./theme";
 import userManager from "../app/UserManager";
-import { playSound, shuffle, sounds, validUrl } from "../app/utils";
+import { isLaunchedPWA, playSound, shuffle, sounds, validUrl } from "../app/utils";
 import session from "../app/Session";
 import routes from "./routes";
 import accountApi, { Permission, Role } from "../app/AccountApi";
@@ -86,7 +86,7 @@ const Notifications = () => {
         <Sound />
         <MinPriority />
         <DeleteAfter />
-        {notifier.pushPossible() && <WebPushEnabled />}
+        {!isLaunchedPWA() && notifier.pushPossible() && <WebPushEnabled />}
       </PrefGroup>
     </Card>
   );