Step 1: Login to your WGS Client Area at https://members.whmcsglobalservices.com/clientarea.php.
Step 2: Navigate to Services >> My Services and go to your purchased Clientx WHMCS Template Service.
Step 3: Click on "Download the ClientX Theme Security patch file."
Step 4: Once the security patch is downloaded, extract the zip file on your computer.
Step 5: Access the downloaded build and locate the following path: (/whmcs/modules/addons)
Step 6: Open your FTP client and navigate to the corresponding path on your server (/modules/addons/).
Step 7: Override the existing clientx folder with the new files to ensure that the updated files are successfully replaced.