We regret to inform you that National Instruments discontinued support of all custom versions of Multisim, including Multisim BLUE, at the end of 2017. Thanks for contacting Mouser Technical Support regarding MultiSIM Blue, and MultiSIM Blue Premium. Below is a copy of an enquiring email from the technical support staff at Mouser, who were the company who supported Multisim BLUE. SolutionMultisim BLUE has been discontinued.