Compatibility mode on file creation

By default, when creating new files in Word that are the Open XML file formats, Word will enable all new features. Setting this policy ensures that any new Open XML file format created will be in Word 97-2003 compatibility; new features will be disabled.

Supported on: At least Windows Vista
Registry HiveHKEY_CURRENT_USER
Registry PathSoftware\Policies\Microsoft\Office\12.0\Word\Options
Value NameCompatMode
Value TypeREG_DWORD
Enabled Value1
Disabled Value0

word12.admx

Administrative Templates (Computers)

Administrative Templates (Users)