Fortunately, Starter is "freeware," meaning you don’t need a paid license key to operate it, though you must have a registered Siemens account to download the files.
Use a tool like 7-Zip. Right-click the first volume (.001 or .zip) and "Extract Here." This joins all volumes into a single setup folder.
After the main installation, check if you need specific SinuCom Starters Support Packages (SSP) for your particular drive firmware. Troubleshooting Connectivity Issues siemens starter v4 3 download work
For serial or DP connections, ensure the baud rate in Starter matches the physical dip switches or parameters on the drive.
Right-click Setup.exe and select Run as Administrator . This is non-negotiable for Siemens software. Fortunately, Starter is "freeware," meaning you don’t need
Go to the Control Panel and open "Set PG/PC Interface." Ensure your access point is set to S7ONLINE and your hardware adapter is selected.
Siemens Starter V4.3 remains a critical tool for engineers and technicians maintaining legacy Sinamics and Micromaster drive systems. While Siemens has released newer versions like Starter V5.x and the integrated TIA Portal Startdrive, version 4.3 is often necessary for compatibility with older firmware or specific hardware configurations. After the main installation, check if you need
Older versions of Starter can be blocked by modern Windows Defender rules. Temporarily disable them to test the connection.
💡 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.