cannot get product to install error message reads...error occurred during transfer which caused installation to stop
Delete the installer exe file, download the file again and start the installation process from the beginning.
If you want to contact customer support you have to open a support ticket. Click on this link: https://www.magix.info/us/support/search/ Then enter your problem in the text box and click on "FIND A SOLUTION!" Then scroll down until you can click on the button "SEND SUPPORT REQUEST".
Also, make sure you download the installer directly from Magix and not from some other source.