https://community.graphisoft.com/t5/Installation-update/Archicad-19-and-20-installation-issue/m-p/288818#M29789 Archicad is only suitable for 64bit OS.<BR /> Is it possible that you have a 32bit system?<BR /> <BR /> Barry. Tue, 06 Jun 2017 00:33:24 GMT Barry Kelly 2017-06-06T00:33:24Z https://community.graphisoft.com/t5/Installation-update/Archicad-19-and-20-installation-issue/m-p/288817#M29788 <DIV class="actalk-migrated-content">HI all<BR /><BR />I am trying to install Archicad 19 on my new system running Windows 10. It dies not want to work. Error msg says my operating system is not compatible.. Also tried 20 and same thing. <BR /><BR />I have changed compatibility settings but still no go. This is the only way I can even get it to access installer. <BR /><BR />Please help. <BR /><BR />Thanks</DIV> Wed, 20 Mar 2024 08:40:30 GMT https://community.graphisoft.com/t5/Installation-update/Archicad-19-and-20-installation-issue/m-p/288817#M29788 Anonymous 2024-03-20T08:40:30Z https://community.graphisoft.com/t5/Installation-update/Archicad-19-and-20-installation-issue/m-p/288818#M29789 Archicad is only suitable for 64bit OS.<BR /> Is it possible that you have a 32bit system?<BR /> <BR /> Barry. Tue, 06 Jun 2017 00:33:24 GMT https://community.graphisoft.com/t5/Installation-update/Archicad-19-and-20-installation-issue/m-p/288818#M29789 Barry Kelly 2017-06-06T00:33:24Z