Redirected Buffering Sub System - Windows 11 Service
Provides the framework for network mini-redirectors.
This service also exists in Windows 10, 7, 8, Vista and XP.
Startup Type
| Windows 11 version | Home | Pro | Education | Enterprise |
|---|---|---|---|---|
| 21H2 | System | System | System | System |
| 22H2 | System | System | System | System |
| 23H2 | System | System | System | System |
| 24H2 | System | System | System | System |
Default Properties
| Display name: | Redirected Buffering Sub System |
| Service name: | rdbss |
| Type: | filesys |
| Path: | %WinDir%\system32\DRIVERS\rdbss.sys |
| Error control: | normal |
| Group: | Network |
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 11 startup proceeds, but a message box is displayed informing you that the rdbss service has failed to start.
Dependencies
Redirected Buffering Sub System is unable to start, if the Mup service is stopped or disabled.
If Redirected Buffering Sub System is stopped, the following services cannot start:
- Offline Files Driver
- Plan 9 Redirector Driver
- Remote Desktop Device Redirector Driver
- SMB MiniRedirector Wrapper and Engine
- WebDav Client Redirector Driver
Restore Default Startup Type for Redirected Buffering Sub System
Automated Restore
1. Select your Windows 11 edition and release, and then click on the Download button below.
2. Save the RestoreRedirectedBufferingSubSystemWindows11.bat file to any folder on a local drive such as SSD or a hard disk.
3. Right-click the downloaded batch file and select Properties.
4. Check the Unblock checkbox and click OK.
5. Right-click the batch file again and select Run as administrator.
6. Restart the computer to save changes.
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 11 installation media.