diff --git a/solution/frontend/public/brand/favicon-w4a.png b/solution/frontend/public/brand/favicon-w4a.png
new file mode 100644
index 0000000..7ba4919
Binary files /dev/null and b/solution/frontend/public/brand/favicon-w4a.png differ
diff --git a/solution/frontend/src/root.tsx b/solution/frontend/src/root.tsx
index cece0f4..329b9a7 100644
--- a/solution/frontend/src/root.tsx
+++ b/solution/frontend/src/root.tsx
@@ -15,6 +15,7 @@ const PUBLISH_HOST = import.meta.env.VITE_PUBLISH_HOST || 'web4ai.o2osolution.ai
 export const ORIGIN = `https://${PUBLISH_HOST}`;
 
 export const links: LinksFunction = () => [
+  {rel: 'icon', type: 'image/png', sizes: '32x32', href: '/brand/favicon-w4a.png'},
   {rel: 'icon', type: 'image/svg+xml', href: '/brand/favicon-w4a.svg?v=14'},
   // self-host Pretendard 가 어떤 환경에서든 못 뜰 때 한글이 굴림/맑은고딕으로 떨어지지 않게 하는 안전망
   {rel: 'preconnect', href: 'https://fonts.googleapis.com'},
diff --git a/solution/site/src/seo/head.ts b/solution/site/src/seo/head.ts
index d66f78f..d4cb4aa 100644
--- a/solution/site/src/seo/head.ts
+++ b/solution/site/src/seo/head.ts
@@ -181,6 +181,7 @@ export function renderHead({payload, meta, scriptSrc, cssHrefs = []}: HeadOption
      *   파일은 오리진 루트의 공용 자산이라 사이트마다 복사하지 않는다 — `basePath` 가 아니라
      *   루트 절대경로로 가리킨다(robots·sitemap 과 같은 자리다).
      */
+    tag('link', {rel: 'icon', type: 'image/png', sizes: '32x32', href: '/brand/favicon-w4a.png'}),
     tag('link', {rel: 'icon', type: 'image/svg+xml', href: '/brand/favicon-w4a.svg'}),
     tag('link', {rel: 'apple-touch-icon', href: '/apple-touch-icon.png'}),
     tag('meta', {'http-equiv': 'content-language', content: 'ko-KR'}),