diff --git a/src/lib/features/navigation/main-navbar/MainNavbar.svelte b/src/lib/features/navigation/main-navbar/MainNavbar.svelte
index dd38423..226122a 100644
--- a/src/lib/features/navigation/main-navbar/MainNavbar.svelte
+++ b/src/lib/features/navigation/main-navbar/MainNavbar.svelte
@@ -1,6 +1,6 @@
 <script lang="ts">
 	import { Button } from '$lib/components/ui/button';
-	import { Settings } from 'lucide-svelte';
+	import { ExternalLink, Settings } from 'lucide-svelte';
 	import DarkModeButton from './DarkModeButton.svelte';
 	import Logo from './logo.png';
 </script>
@@ -12,6 +12,10 @@
 				<img src={Logo} alt="logo" class="size-5" />
 				<span class="font-semibold"> 아이템 시뮬레이터 </span>
 			</Button>
+			<Button variant="primary" href="https://itemsim.com/">
+				<ExternalLink />
+				정식 사이트로 이동
+			</Button>
 		</div>
 		<div class="ml-auto flex items-center gap-1 px-4">
 			<DarkModeButton />
diff --git a/src/lib/stores/settings.svelte.ts b/src/lib/stores/settings.svelte.ts
index 9865acb..22b45a4 100644
--- a/src/lib/stores/settings.svelte.ts
+++ b/src/lib/stores/settings.svelte.ts
@@ -96,7 +96,14 @@ let instance: SettingsStore | null = null;
 
 export function getSettingsStore(): SettingsStore {
 	if (typeof window === 'undefined') {
-		return new SettingsStore();
+		return {
+			layout: 'grid',
+			columns: 5,
+			batchAction: 'export',
+			tooltipVersion: '2',
+			tooltip1Options: { cannot: {}, incline: { combat: 0 } },
+			tooltip2Options: { cannot: {}, expand: false, incline: { combat: 0 } }
+		}
 	}
 	if (!instance) {
 		instance = new SettingsStore();
diff --git a/src/routes/+layout.svelte b/src/routes/+layout.svelte
index bbbb7a8..aca728b 100644
--- a/src/routes/+layout.svelte
+++ b/src/routes/+layout.svelte
@@ -26,7 +26,7 @@
 			const version = sessionStorage.getItem('next-version') ?? '0';
 			if (version < '1') {
 				sessionStorage.setItem('next-version', '1');
-				alert('아이템 시뮬레이터 프리뷰 버전입니다. 미완성된 기능이나 버그가 있을 수 있습니다.');
+				alert('[알림] 업데이트가 완료되었습니다. 프리뷰는 일정 기간 유지 후 접속이 불가하므로 https://itemsim.com/를 이용해주세요.');
 			}
 		}
 	});
diff --git a/wrangler.jsonc b/wrangler.jsonc
index 803d2e3..d15dc4d 100644
--- a/wrangler.jsonc
+++ b/wrangler.jsonc
@@ -1,5 +1,5 @@
 {
-	"name": "itemsim",
+	"name": "itemsim-next",
 	"compatibility_date": "2025-06-07",
 	"main": ".svelte-kit/cloudflare/_worker.js",
 	"assets": {