Policy
Do not display file format compatibility dialog box for OpenDocument text format
This policy setting allows you to configure the file format compatibility dialog box when saving a file as an OpenDocument text file in Word. If you enable this policy setting, the file format compatibility dialog is not displayed whenever you save as an OpenDocument text file in Word. If you disable or do not configure this policy setting, the file format compatibility dialog is displayed when you save as an OpenDocument text file in Word.
fd75be6cc55e L_DoNotDisplayFileFormatCompatiblityDialogForODT Registry
Copy registry mappings
HKCU\software\policies\microsoft\office\16.0\word\options\disablesaveaslosswarningopendocumenttext (enabled) = 1
HKCU\software\policies\microsoft\office\16.0\word\options\disablesaveaslosswarningopendocumenttext (disabled) = 0 Policy notes
This policy setting allows you to configure the file format compatibility dialog box when saving a file as an OpenDocument text file in Word. If you enable this policy setting, the file format compatibility dialog is not displayed whenever you save as an OpenDocument text file in Word. If you disable or do not configure this policy setting, the file format compatibility dialog is displayed when you save as an OpenDocument text file in Word.