1. Sign in to DirectAdmin using your hosting account.
2. Open File Manager and select your domain.
3. Open the domain's public_html folder.
4. Upload your website files, or upload an archive and extract it there.
5. Make sure the homepage file, such as index.html or index.php, is directly inside public_html.
6. Open your domain to check the result.

Keep a copy of your existing files before replacing them. Do not upload private configuration files into a public folder unless your application protects them.

DirectAdmin directory reference