Microsoft Office 2000 is an , not a driver. While it was the first version to use the Windows Installer (MSI) technology to manage its installation, it does not require a specific "Office 2000 driver" to function.
It was the final version to support Windows 95 . Modern Compatibility Tips
If you're seeing errors related to "drivers" or "installation failed," it's likely a compatibility issue with your current operating system: Microsoft Office 2000 (1999) - Time Travel