Unallowed apps is a list of applications that you create which will not be allowed to access a DLP protected file. Reference: ht HYPERLINK "https://docs.microsoft.com/en-us/microsoft-365/compliance/endpoint-dlp-using?view=o365- worldwide"tps://docs.microsoft.com/en-us/microsoft-365/compliance/endpoint-dlp-using?vie HYPERLINK "https://docs.microsoft.com/en-us/microsoft-365/compliance/endpoint-dlp-using?view=o365-worldwide" w=o365-worldwide