Uploading files to cPanel is easy and doesn’t take much time. Here’s how you can do it :

1. Login to your cPanel.
   
   
2. Scroll to Files section, click on ‘File Manager’.
   
   
3. Select Web Root(public_html), click on GO.
   
   
4. Click on ‘Upload’.
   
   
5. Click on ‘Browse’ to select the file from your computer.
   
   
6. Once the upload is complete, click on ‘Back to /home/username/public_html’.

That’s it. You have successfully uploaded files on to cPanel to publish your website.

Note: Primary file should be named as index. Extension will depend on the coding such as index.html, index.php etc.