The main change since Office 2016 is that the establishment innovation utilized by the new volume authorized renditions of Office is Click-to-Run, rather than Windows Installer (MSI). Yet, how you actuate these Office 2019 initiated items – for instance, by utilizing Key Management Service (KMS) – stays as before. These Office items currently use Click-to-Run, rather than Windows Installer as the establishment innovation. This incorporates the accompanying Office items: