Windows 8 Services

SMB 1.x MiniRedirector - Windows 8 Service

Implements the SMB 1.x (CIFS) protocol. This protocol provides connectivity to network resources on pre-Windows Vista 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
Core Manual Automatic Automatic
Pro Manual Automatic Automatic
Enterprise Manual Automatic Automatic

Default Properties

Display name:SMB 1.x MiniRedirector
Service name:mrxsmb10
Error control:normal

Default Behavior

The SMB 1.x MiniRedirector service is a file system driver. If SMB 1.x MiniRedirector fails to start, the error is logged. Windows 8 startup proceeds, but a message box is displayed informing you that the mrxsmb10 service has failed to start.


SMB 1.x 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 1.x MiniRedirector is stopped:

Restore Default Startup Type of SMB 1.x MiniRedirector

Automated Restore

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

2. Save the RestoreSMB1xMiniRedirectorWindows8.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 mrxsmb10.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.

Yea, though I walk through the valley of the shadow of death, I will fear no evil: for thou art with me; thy rod and thy staff they comfort me.