However, Windows 8 and Windows 10 users can still choose to install this software manually according to needs. That is to say, the Microsoft Security Essentials is replaced by Windows Defender in the newer versions.

As for the later versions of Windows, such as Windows 8 and Windows 10, the default antivirus program has been changed to Windows Defender. By default, this application is built on Windows XP, Windows Vista, and Windows 7. Have you ever heard of Microsoft Security Essentials (MSE)? It’s actually the antivirus software runs quietly and efficiently in the Windows background its main function is to protect PC again different kinds of malicious software like virus and spyware. Troubleshoot Microsoft Security Essentials OOBE Stopped Error.Microsoft Security Client Error OOBE Stopped.Please read this article carefully to find out the most suitable solution for your case. The stop codes followed the error message are not all the same, but the methods for fixing the error are similar. Though most users don't have a clear understanding of what a Microsoft Security Client is, they have ever met the Microsoft Security Client error before.

Microsoft security client