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.
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