TPM Base Services - Windows Vista Service
Enables access to the Trusted Platform Module (TPM), which provides hardware-based cryptographic services to system components and applications. If this service is stopped or disabled, applications will be unable to use keys protected by the TPM.
This service also exists in Windows 7.
Startup Type
| Windows Vista edition | without SP | SP1 | SP2 |
|---|---|---|---|
| Starter | Manual | Automatic (Delayed Start) | Automatic (Delayed Start) |
| Home Basic | Manual | Automatic (Delayed Start) | Automatic (Delayed Start) |
| Home Premium | Manual | Automatic (Delayed Start) | Automatic (Delayed Start) |
| Business | Manual | Automatic (Delayed Start) | Automatic (Delayed Start) |
| Ultimate | Manual | Automatic (Delayed Start) | Automatic (Delayed Start) |
Default Properties
| Display name: | TPM Base Services |
| Service name: | TBS |
| Type: | share |
| Path: | %WinDir%\System32\svchost.exe -k LocalService |
| File: | %WinDir%\System32\tbssvc.dll |
| Error control: | normal |
| Object: | NT AUTHORITY\LocalService |
| Privileges: |
|
Default Behavior
The TPM Base Services starts as NT AUTHORITY\LocalService and runs in a shared process of svchost.exe. If TPM Base Services fails to start, the error is recorded into the Event Log. Windows Vista startup proceeds, but a message box is displayed informing you that the TBS service has failed to start.
Restore Default Startup Type of TPM Base Services
Automated Restore
1. Select your Windows Vista edition and Service Pack, and then click on the Download button below.
2. Save the RestoreTPMBaseServicesWindowsVista.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 tbssvc.dll file exists in the %WinDir%\System32 folder. If this file is missing you can try to restore it from your Windows Vista installation media.