Allows or denies development of Windows Store applications without installing a developer license. If you enable this setting and enable the 'Allow all trusted apps to install' Group Policy, you can develop Windows Store apps without installing a developer license. If you disable or do not configure this setting, you'll need to install a developer license before you can develop Windows Store apps. Fix: (1) GPO: Computer Configuration\Administrative Templates\Windows Components\App Package Deployment!Allow development of Windows Store apps without installing a developer license (2) REG: HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\Appx!AllowDevelopmentWithoutDevLicense