Windows-nt-4.0-drivers.7z.001 Page
Use a modern tool like 7-Zip to extract the first file, which automatically joins all parts.
Recent developments have brought third-party NVMe support to NT 4.0, allowing this 1996 OS to boot from modern PCIe SSDs. Driver Collection Usage Windows-NT-4.0-drivers.7z.001
Native USB support is non-existent, though third-party drivers like IONetworks NT4-USB can add functionality for mice and flash drives. Use a modern tool like 7-Zip to extract
Support is very limited, which hinders 3D gaming compared to the consumer-focused Windows 9x series. Windows-NT-4.0-drivers.7z.001
Expect to find folders for specific hardware (Video, LAN, SCSI). You will likely need to point the "Add Hardware" wizard to the specific .inf files within these folders.
Are you attempting to install these drivers on or a virtual machine like VMware or VirtualBox?