if problem still exist 1-your windows version is not compatible the compatible windows related to each Tia portal version specificed in read installation notes->system requirements for installation-->general hardware and software requirements 2-it’s suggested to use administrator profile to install Tia portal.
if problem still exist
1-your windows version is not compatible
the compatible windows related to each Tia portal version specificed in
read installation notes->system requirements for installation-->general hardware and software requirements
2-it’s suggested to use administrator profile to install Tia portal.