You'll get the following error message if Office detects this incompatibility: This also applies to standalone applications like Access, Visio, Project, Skype for Business, or OneDrive for Business. You can't install the same version of Office products that use two different installation technologies installed on the same computer. Windows Installer technology (MSI) was used to install the volume license editions of older versions of Office 2016 and older, such as Microsoft Office Professional Plus and Microsoft Office Standard.
LessĬlick-to-Run is the technology used to install Microsoft 365 subscription and most versions of Office 2013 and newer. Office 2021 Office 2019 Office 2016 Office 2013 Microsoft 365 for home Office for business Office 365 Small Business Microsoft 365 admin Office 365 operated by 21Vianet Office 365 operated by 21Vianet - Small Business Admin Office 365 operated by 21Vianet - Admin Click2Run Office 365 Germany - Enterprise Office 365 Germany - Enterprise admin More.