Windows 8 Services

Redirected Buffering Sub System - Windows 8 Service

Provides the framework for network mini-redirectors.

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

Startup Type

Windows 8 edition Windows 8 Windows 8.1 Windows 8.1 Update 1
Core System System System
Pro System System System
Enterprise System System System

Default Properties

Display name:Redirected Buffering Sub System
Service name:rdbss
Error control:normal

Default Behavior

The Redirected Buffering Sub System service is a file system driver. If Redirected Buffering Sub System fails to start, the error is logged. Windows 8 startup proceeds, but a message box is displayed informing you that the rdbss service has failed to start.


Redirected Buffering Sub System won't start, if the Mup service is stopped or disabled.

The following services are unable to start if Redirected Buffering Sub System is stopped:

Restore Default Startup Type of Redirected Buffering Sub System

Automated Restore

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

2. Save the RestoreRedirectedBufferingSubSystemWindows8.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 rdbss.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.