Disable Compatibility Diagnostic

The Compatibility Diagnostic (part of Office Diagnostics) determines whether multiple versions of Microsoft Office software installed on the computer conflict with each other.

Supported on: At least Windows Vista
Registry HiveHKEY_CURRENT_USER
Registry PathSoftware\Policies\Microsoft\Office\Common\OffDiag
Value NameDisableCompatibilityDiagnostic
Value TypeREG_DWORD
Enabled Value1
Disabled Value0

office12.admx

Administrative Templates (Computers)

Administrative Templates (Users)