Open Office document directly in Office application
Supported on: At least Windows Server 2008 R2 or Windows 7
Registry
HKCU
software\policies\microsoft\office\16.0\common\internet Value name: opendirectlyinapp
Enabled: opendirectlyinapp = 1
Disabled: opendirectlyinapp = 0
Description
This policy setting allows you to choose whether Office documents located on web servers open directly in the registered application or through the web browser. If you enable this policy setting, files will open directly in the associated Office application, bypassing the web browser. If you disable this policy setting files will open through the web browser.