⚠️

[← All Warning favicon formats](/warning-sign-favicon)

# Warning Favicon for Next.js

The Warning emoji ⚠️ as a favicon, wired into Next.js in under a minute. The Warning emoji ⚠️ shows a yellow triangle with an exclamation point.

[Download ICO](https://emojifavicons.com/warning-sign.ico)
[All formats →](/warning-sign-favicon)

## Next.js install snippet

Wire an emoji favicon into your Next.js app (App Router or Pages Router) in under a minute. Works with Vercel, self-host, and static export.

```
// app/layout.tsx
export const metadata = {
	icons: {
 icon: 'https://emojifavicons.com/warning-sign',
 apple: 'https://emojifavicons.com/apple-touch-icon/warning-sign',
	},
};
```

## Why the Warning emoji?

The Warning emoji ⚠️ shows a yellow triangle with an exclamation point. Used for content-warning / trigger-warning prefixes, spoiler-warning threads, security-vulnerability announcements, deprecation notices, and safety-alert posts. Pairs well with 🚨 for higher-urgency notices.

**Common uses in product UI:** Content-warning and trigger-warning posts, Spoiler-warning threads, Security-vulnerability disclosures.

**Next.js fit:** The Warning favicon ⚠️ is a one-line `<link>` tag, so it plays well with Next.js’s build pipeline and SSR/SSG rendering. No asset pipeline, no image compression, no cache-bust headaches.

## Related Symbols favicons for Next.js

[❌ Cross Mark](/cross-mark-favicon-for-nextjs)
[✔️ Heavy Check Mark](/heavy-check-mark-favicon-for-nextjs)
[❇️ Sparkle](/sparkle-favicon-for-nextjs)

## Use Warning on another framework

[WordPress](/warning-sign-favicon-for-wordpress)
[React](/warning-sign-favicon-for-react)
[Shopify](/warning-sign-favicon-for-shopify)
[All frameworks →](/warning-sign-favicon)

## FAQ

**How do I add the Warning emoji as a favicon in Next.js?**

Paste the Next.js snippet above into your project. It takes under a minute and requires no image upload, no plugin, and no build step.

**Does the Warning favicon work on Next.js in production?**

Yes. The SVG is served from a global edge network and cached by Next.js’s standard HTTP cache. It adds no measurable load time.

**Can I customize the Warning favicon without leaving Next.js?**

Yes — append URL parameters like `?shape=circle&bg=f59e0b` or `?size=128`. No redeploy needed.

**What does the Warning emoji mean?**

The Warning emoji ⚠️ shows a yellow triangle with an exclamation point. Used for content-warning / trigger-warning prefixes, spoiler-warning threads, security-vulnerability announcements, deprecation notices, and safety-alert posts. Pairs well with 🚨 for higher-urgency notices.

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*Source: [emojifavicons.com](https://emojifavicons.com)*