@smuniz.cursos Você leu o guia de suporte?
https://answers.netlify.com/t/support-guide-i-ve-deployed-my-site-but-i-still-see-page-not-found/125
Use o ‘Navegador de arquivos de implantação’ para ver quais arquivos você implantou
https://answers.netlify.com/t/new-feature-browse-files-in-your-deploy-with-the-deploy-file-browser/105196