This document guides developers on how to resolve the "App Container Deprecated" error in Next.js by updating their custom App component. Why This Error Occurred The "App Container Deprecated" error usually occurs when you are using the <Container> component in your custom <App> (pages/_app.js). Prior to version 9.0.4 of Next.js, the <Container> component was used to handle scrolling to hashes. Fr
Font Optimization next/font will automatically optimize your fonts (including custom fonts) and remove external network requests for improved privacy and performance. 🎥 Watch: Learn more about using next/font → YouTube (6 minutes). next/font includes built-in automatic self-hosting for any font file. This means you can optimally load web fonts with zero layout shift, thanks to the underlying CSS
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