Windows 10 Services

SMB 1.x MiniRedirector - Windows 10 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 7, 8 and Vista.

Startup Type

Windows 10 edition 1507 1511 1607 1703
Home Automatic Automatic Automatic Automatic
Pro Automatic Automatic Automatic Automatic
Education Automatic Automatic Automatic Automatic
Enterprise Automatic Automatic 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 10 startup proceeds, but a message box is displayed informing you that the mrxsmb10 service has failed to start.


SMB 1.x MiniRedirector is unable to start, if the SMB MiniRedirector Wrapper and Engine service is stopped or disabled.

Restore Default Startup Type for SMB 1.x MiniRedirector

Automated Restore

1. Select your Windows 10 edition and release, and then click on the Download button below.

2. Save the RestoreSMB1xMiniRedirectorWindows10.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 to save changes.

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 10 installation media.