Downloads are available at https://support.gmgcolor.com.
You will be required to register, as the details from this portal are not valid on the global support site. You can sign-up by clicking the link to the support registration form directly beneath the login button.
If you enter your serial number in the registration form, you will have immediate access. Your serial number can be found in the Licence Overview section of the software.
Once signed in, you can access all the latest software installers, manuals and tutorials.