Resolving the FOUC Issue in Next.js App Routes

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Learn how to diagnose and fix Flash of Unstyled Content (FOUC) in Next.js 14 with our step-by-step guide.
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Tackling Flash of Unstyled Content (FOUC) on Next.js might seem daunting at first, but with the right approach, it's totally manageable. We've walked through the common culprits—from CSS mishaps to JavaScript bugs—and I hope this guide helps you get to the bottom of any issues you're facing.