!!!Cannot connect to VPN from a new PC {{category VPN}}{{category Network}} Q. I bought a new PC and installed the VPN client software, but I cannot connect to the VPN server. A. Please confirm the version of the VPN client software and the version of the OS on your new PC. There is a possibility that the new version is no longer supported. If you need the latest version of the VPN client software for the MDAS, please contact the MDAS administrator group. *[VPN client software requirements|https://www.adc.nao.ac.jp/MDAS/appl/AnyConnect/AnyConnect_env.html]