Redirected Buffering Sub System (rdbss) Service Defaults in Windows 8

Provides the framework for network mini-redirectors.

Default Settings

Startup type:System
Display name:Redirected Buffering Sub System
Service name:rdbss
Service type:filesys
Error control:normal
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\rdbss

Default Behavior

The Redirected Buffering Sub System service is a file system driver. In Windows 8 it is being loaded and initialized at Kernel initialization. If Redirected Buffering Sub System fails to start, the error details are added to Windows 8 error log. When the operating system startup is complete, the user is being notified that the rdbss service hasn't been started.


Redirected Buffering Sub System can't start, if the Mup service is disabled or not available.

All the services listed below will not start if Redirected Buffering Sub System is disabled:

Restore Default Startup Configuration for Redirected Buffering Sub System

1. Select your Windows 8 edition and update pack, and then click Download.

2. Save the Win8_rdbss_Service_Startup.cmd file to a local storage device.

3. Run the saved file as an administrator.

4. Restart the computer.

The rdbss service is using the rdbss.sys file that is located in the %WinDir%\system32\DRIVERS folder. If the file is corrupted or deleted, you can put it back in there.