After installing the base V5.4, check the Siemens Industry Online Support (SIOS) portal for any new Support Packages (SSPs) . These are small additions that add support for newly released drive firmware. Conclusion
Siemens has officially stated that Starter is in "maintenance mode." There will be no V55. However, V54 remains fully supported for Windows 10. sinamics starter v54
Before you download SINAMICS Starter V54, ensure your hardware can handle it. After installing the base V5