- From Control Panel-->Programs and Features (Windows Vista) or from Control Panel-->Add/Remove Programs (Windows XP, Windows Server), choose to uninstall the Vault 4.0.6 Server.
- Follow the prompts and when asked if you want to keep your database, choose YES.
- After a while, the uninstall process will tell you that it cannot complete the uninstall.
- Go here and download the Windows Installer Clean Up Utility from Microsoft.
- Install and run the Windows Installer Clean Up Utility.
- Choose SourceGear Vault 4.0.6 from the list and click remove.
- Now the Vault 4.0.6 Server and Client can be safely upgraded.
- Go to the directy where you installed the Vault client (usually c:\Program Files\SourceGear\Vault Client). Once there, delete that entire directory.
- Click the Start Button on the Windows taskbar and navigate to the SourceGear Vault folder. Right-click the SourceGear Vault folder and select delete from the context-menu.