Follow given below steps to update your current module/theme/order form to latest update with your WHMCS.
- Login as your WGS client area here https://members.whmcsglobalservices.com/login
- Go to My Services
- Click on specific module/theme/order form service
- Go to Downloads (Left hand side you can see Downloads link)
- Download latest version files for your specific PHP and Ioncube versions.
- Extract files on your computer
- Connect your WHMCS FTP/cPanel/Plesk/etc
- Upload files on correct paths with your WHMCS installation
- After uploading the files you are ready to use latest version of your service.
Note. Before update take backup current module/theme/order form files.