diff --git a/lib/CubismWebFramework b/lib/CubismWebFramework
new file mode 160000
index 0000000000..85b4313dbe
--- /dev/null
+++ b/lib/CubismWebFramework
@@ -0,0 +1 @@
+Subproject commit 85b4313dbea6b9765aec2f865977bb7fe8750bab
diff --git a/misskey-assets b/misskey-assets
new file mode 160000
index 0000000000..0179793ec8
--- /dev/null
+++ b/misskey-assets
@@ -0,0 +1 @@
+Subproject commit 0179793ec891856d6f37a3be16ba4c22f67a81b5
diff --git a/src/client/account.ts b/src/client/account.ts
index ee1d845493..e469bae5a2 100644
--- a/src/client/account.ts
+++ b/src/client/account.ts
@@ -1,4 +1,4 @@
-import { get, set } from '@client/scripts/idb-proxy';
+import { del, get, set } from '@client/scripts/idb-proxy';
 import { reactive } from 'vue';
 import { apiUrl } from '@client/config';
 import { waiting } from '@client/os';
@@ -26,21 +26,33 @@ export async function signout() {
 	//#region Remove account
 	const accounts = await getAccounts();
 	accounts.splice(accounts.findIndex(x => x.id === $i.id), 1);
-	set('accounts', accounts);
+
+	if (accounts.length > 0) await set('accounts', accounts);
+	else await del('accounts');
 	//#endregion
 
-	//#region Remove push notification registration
+	//#region Remove service worker registration
 	try {
-		const registration = await navigator.serviceWorker.ready;
-		const push = await registration.pushManager.getSubscription();
-		if (!push) return;
-		await fetch(`${apiUrl}/sw/unregister`, {
-			method: 'POST',
-			body: JSON.stringify({
-				i: $i.token,
-				endpoint: push.endpoint,
-			}),
-		});
+		if (navigator.serviceWorker.controller) {
+			const registration = await navigator.serviceWorker.ready;
+			const push = await registration.pushManager.getSubscription();
+			if (push) {
+				await fetch(`${apiUrl}/sw/unregister`, {
+					method: 'POST',
+					body: JSON.stringify({
+						i: $i.token,
+						endpoint: push.endpoint,
+					}),
+				});
+			}
+		}
+
+		if (accounts.length === 0) {
+			await navigator.serviceWorker.getRegistrations()
+				.then(registrations => {
+					return Promise.all(registrations.map(registration => registration.unregister()));
+				});
+		}
 	} catch (e) {}
 	//#endregion
 
diff --git a/src/client/components/signin.vue b/src/client/components/signin.vue
index 0094038fb6..c051288d0a 100755
--- a/src/client/components/signin.vue
+++ b/src/client/components/signin.vue
@@ -111,7 +111,9 @@ export default defineComponent({
 
 		onLogin(res) {
 			if (this.autoSet) {
-				login(res.i);
+				return login(res.i);
+			} else {
+				return;
 			}
 		},
 
@@ -144,7 +146,7 @@ export default defineComponent({
 				});
 			}).then(res => {
 				this.$emit('login', res);
-				this.onLogin(res);
+				return this.onLogin(res);
 			}).catch(err => {
 				if (err === null) return;
 				os.dialog({
diff --git a/src/client/components/signup.vue b/src/client/components/signup.vue
index d584b97209..d332274111 100644
--- a/src/client/components/signup.vue
+++ b/src/client/components/signup.vue
@@ -178,14 +178,14 @@ export default defineComponent({
 				'hcaptcha-response': this.hCaptchaResponse,
 				'g-recaptcha-response': this.reCaptchaResponse,
 			}).then(() => {
-				os.api('signin', {
+				return os.api('signin', {
 					username: this.username,
 					password: this.password
 				}).then(res => {
 					this.$emit('signup', res);
 
 					if (this.autoSet) {
-						login(res.i);
+						return login(res.i);
 					}
 				});
 			}).catch(() => {
diff --git a/src/client/pages/welcome.setup.vue b/src/client/pages/welcome.setup.vue
index de844ece1c..d0091bef67 100644
--- a/src/client/pages/welcome.setup.vue
+++ b/src/client/pages/welcome.setup.vue
@@ -53,7 +53,7 @@ export default defineComponent({
 				username: this.username,
 				password: this.password,
 			}).then(res => {
-				login(res.i);
+				return login(res.token);
 			}).catch(() => {
 				this.submitting = false;