MicrosoftR Windows NTR Operating System (microsoft.microsoft-windows-nt-operating-system.appverif) is a Windows software application that has been discovered and submitted by users of Software.com. The latest version that our users have reported running on their systems is MicrosoftR Windows NTR Operating System 2.2.
Operating System: Windows
Description: Application Verifier
File name: appverif.exe
File Version: 2.2
Product Version: 5.00.1636.1
Internal Name: AppVerifier
Copyright: Copyright (C) Microsoft Corp. 1981-1997