Do not download drivers from third-party "driver download" websites. They often bundle malware or outdated INF files. The only safe source is the official manufacturer.
No official TVS MSP 450 Star driver for Windows 10 64-bit exists. However, practical alternatives provide full or partial functionality: tvs msp 450 star printer driver for windows 10 64 bit
Organizations relying on this printer should avoid upgrading to 64-bit without testing the Epson emulation first. For new deployments, migration to a modern impact printer (Epson LQ-590, TVS MSP 250 Star) with native 64-bit drivers is advised. Do not download drivers from third-party "driver download"
This is the official fallback for unsupported dot matrix printers on 64-bit Windows. Organizations relying on this printer should avoid upgrading
This will print correctly for most billing/invoice applications.
TVS Electronics has a model MSP 450 Star (likely a matrix impact printer).
Make sure the front label says MSP 450 Star and not a variation (e.g., MSP 450 Classic).