Isozign is packaged as an Adobe Air app and requires the following configuration: 

  • Windows 7 or above
  • MacOS Mojave or below 

Please note: If you have recently updated to macOS Catalina, please refer to this workaround so you can run Adobe Air apps on your computer => https://help.zsuite.io/article/show/98124-adobe-air-mac-os-catalina-the-zsuite-apps Thank you!