Enable Hotlink protection – cPanel

Login to cPanel.
Tutorial: login from the Client Area or the direct link.

Find the Security section and click the Hotlink Protection link.

Click the Enable button to start Hotlink protection.

URLs to allow access
Review the list of permitted URLs.
By default, this list will include any subdomains you have configured. Add or remove URLs as required.
Block direct access for the following extensions
Review the list of blocked file types.
Most popular image types are blocked by default, but you can add any file extension here to protect your media.
Allow direct requests
Check this box to allow visitors access to specific content through the URL.
For example, if you enable this setting, a visitor could enter http://www.example.com/folder/example.jpg as a URL to access the example.jpg file.
Redirect the request to the following URL
Type the URL to which you want to redirect hotlink requests.

Click the Submit button.