Windows 8 Services

SMB 2.0 MiniRedirector - Windows 8 Service

Implements the SMB 2.0 protocol, which provides connectivity to network resources on Windows Vista and later servers.

This service also exists in Windows 10, 7 and Vista.

Startup Type

Windows 8 edition Windows 8 Windows 8.1 Windows 8.1 Update 1
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Pro Manual Manual Manual
Enterprise Manual Manual Manual

Default Properties

Display name:SMB 2.0 MiniRedirector
Service name:mrxsmb20
Error control:normal

Default Behavior

The SMB 2.0 MiniRedirector service is a file system driver. If SMB 2.0 MiniRedirector fails to start, the error is logged. Windows 8 startup proceeds, but a message box is displayed informing you that the mrxsmb20 service has failed to start.


SMB 2.0 MiniRedirector won't start, if the SMB MiniRedirector Wrapper and Engine service is stopped or disabled.

The following services are unable to start if SMB 2.0 MiniRedirector is stopped:

Restore Default Startup Type of SMB 2.0 MiniRedirector

Automated Restore

1. Select your Windows 8 release and edition, and then click on the Download button below.

2. Save the RestoreSMB20MiniRedirectorWindows8.bat file to any folder on your hard drive.

3. Right-click the downloaded batch file and select Run as administrator.

4. Restart the computer.

Note. Make sure that the mrxsmb20.sys file exists in the %WinDir%\system32\DRIVERS folder. If this file is missing you can try to restore it from your Windows 8 installation media.

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