diff --git a/src/gui/src/helpers/pushWorker.js b/src/gui/src/helpers/pushWorker.js
index 2df3624c4..e0783189c 100644
--- a/src/gui/src/helpers/pushWorker.js
+++ b/src/gui/src/helpers/pushWorker.js
@@ -124,25 +124,6 @@ export const showLocalBanner = async ({ uid, notification, appUid = null }, { re
     }
 };
 
-const isPuterWorker = (registration) => [registration?.active, registration?.waiting, registration?.installing]
-    .some((worker) => {
-        try {
-            return !! worker && new URL(worker.scriptURL).pathname === WORKER_URL;
-        } catch {
-            return false;
-        }
-    });
-
-/** @param {Navigator} nav */
-const unregisterPuterWorker = async (nav) => {
-    try {
-        const registrations = await nav?.serviceWorker?.getRegistrations?.();
-        await Promise.all((registrations ?? []).filter(isPuterWorker).map((r) => r.unregister()));
-    } catch ( err ) {
-        console.warn('Could not unregister the service worker:', err);
-    }
-};
-
 let started = false;
 
 /**
@@ -166,10 +147,8 @@ export const startPushWorker = async ({
         if ( opened ) dispatchStoredTap(opened);
     }
 
-    if ( ! pushWorkerEnabled(params, nav) ) {
-        await unregisterPuterWorker(nav);
-        return;
-    }
+    // Leave an existing worker: removing it ends this browser's subscription.
+    if ( ! pushWorkerEnabled(params, nav) ) return;
     nav.serviceWorker.addEventListener('message', (event) => {
         if ( event.data?.type !== WORKER_CLICK_MESSAGE || ! normalizePushTap(event.data.notification) ) return;
         event.source?.postMessage?.({ type: WORKER_CLICK_ACK_MESSAGE, id: event.data.id });
diff --git a/src/gui/src/helpers/pushWorker.test.js b/src/gui/src/helpers/pushWorker.test.js
index 6194d8a89..7e2359f27 100644
--- a/src/gui/src/helpers/pushWorker.test.js
+++ b/src/gui/src/helpers/pushWorker.test.js
@@ -226,14 +226,12 @@ describe('startPushWorker', () => {
         expect(nav.serviceWorker.register).not.toHaveBeenCalled();
     });
 
-    it('unregisters an existing /sw.js where push is off, and registers nothing', async () => {
+    it('leaves an existing /sw.js alone where push is off, and registers nothing', async () => {
         const puter = { active: { scriptURL: 'https://puter.test/sw.js' }, unregister: vi.fn(async () => true) };
-        const other = { active: { scriptURL: 'https://puter.test/other.js' }, unregister: vi.fn() };
-        const nav = makeNav([puter, other]);
+        const nav = makeNav([puter]);
         await start(await load(), { nav, params: { pushEnabled: false } });
         expect(nav.serviceWorker.register).not.toHaveBeenCalled();
-        expect(puter.unregister).toHaveBeenCalledOnce();
-        expect(other.unregister).not.toHaveBeenCalled();
+        expect(puter.unregister).not.toHaveBeenCalled();
     });
 
     it('hands over the notification uid a page was opened for and clears it', async () => {