After the main installation, check if you need specific SinuCom Starters Support Packages (SSP) for your particular drive firmware. Troubleshooting Connectivity Issues
💡 If you are working with newer Sinamics G120 or S120 drives, consider upgrading to Starter V5.5 or TIA Portal. V4.3 lacks the hardware definitions for drives manufactured after 2014.
This is the only legitimate source. Search for "STARTER V4.3 SP3" or "Entry ID 60162153."
If the software is installed but won't "talk" to your drive, check these three areas:
If you tell me the or error message you’re seeing, I can help you troubleshoot the connection or find the right Support Package.
Getting this specific version to work on modern operating systems requires a few strategic steps. Where to Find the Siemens Starter V4.3 Download
If you are running a modern OS, V4.3 might not install natively. You may need to run the installer in Compatibility Mode or use a Virtual Machine running Windows 7.