1. Login to cPanel
2. Locate and click on the "File Manager" icon from within the "Files" category.

Open the File Manager page from within cPanel.

1. You will be redirected to the File Manager, where you can upload, download, and delete files on the server.
2. Click on button "Edit" on the tab.
3. There will popup Edit page.
4. Click on button Edit and you will be redirected to the site edit.
5. On the edit site, you can change the file content.
6. Save the changes to save the new content of the file.