Glossary term
What is soft 404? Meaning for developers
A page that shows 'not found' to the user but sends a 200 status, which can happen when notFound() runs after streaming has started.
Learn it properly · Next.js App RouterLesson 6: Rendering Modes: Static, Dynamic, Streaming and SuspenseStatic and dynamic rendering, how Next.js decides, loading UI and streaming, partial prerendering ideas, and generateStaticParams.