This policy setting controls whether user have access to the Windows Package Manager. Windows Package Manager is a package manager solution that consists of a command line tool and set of services for installing applications on Microsoft Windows Server 2019 (or newer).The recommended state for this setting is: Disabled .Fix:(1) GPO: Computer Configuration\Policies\Administrative Templates\Windows Components\Desktop App Installer\Enable App Installer(2) REG: HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\AppInstaller:EnableAppInstaller