In the world of surveying and geospatial data, legacy software often outlasts the hardware it was designed to support. Sokkia Prolink 115 is one such application—a classic data processing tool used to transfer and convert data from older Sokkia total stations (like the popular Set series). Despite its age, many surveyors still search for a "free download" of this software to keep older equipment operational.

Check your cable connection and ensure the COM port in Prolink matches the one assigned in Windows Device Manager.

If your DXF exports aren't opening, try exporting as a CSV first and using a "Points to CAD" script within your drawing software.

If you're able to download the software, here are the general installation steps:

The installation of Prolink 1.15 is straightforward but may require specific compatibility settings on modern operating systems like Windows 10 or 11. Preparation