You can use File Manager in cPanel to upload files directly to the server without the need for an FTP client.
Uploading a file process
- Login to your cPanel account. Forget how?
- Under the Files panel, click File Manager
- Select Web Root and Show Hidden Files (dotfiles). Click go.
- Double click on the folder icon for the folder you wish to upload the file to.
- Click Upload in the top menu and choose the file you are uploading from your device.
- Once you have selected the file, it will automatically be uploaded.