Enable App Installer ms-appinstaller protocol

Supported on: At least Windows Server 2016, Windows 10 Version 1809

Registry

HKLM Software\Policies\Microsoft\Windows\AppInstaller

Value name: EnableMSAppInstallerProtocol

Enabled: EnableMSAppInstallerProtocol = 1

Disabled: EnableMSAppInstallerProtocol = 0

Description

This policy controls whether users can install packages from a website that is using the ms-appinstaller protocol. If you enable this setting, users will be able to install packages from websites that use this protocol. If you disable or do not configure this setting, users will not be able to install packages from websites that use this protocol.