Temporarily turn off Windows Defender or third-party antivirus software, as they often misidentify legacy software installers as threats.
It is crucial to understand that a Mac (OS X) version of FlexiSIGN-PRO 10.5 does not exist . Due to licensing issues with Adobe at the time, newer Mac versions beyond v8.5 were discontinued. Mac users are generally advised to use Windows via Boot Camp or virtualization to run this software. sai flexisign pro 105 work