Leica’s older software packages (e.g., , WINDOWS to Leica , or GeoCOM SDK ) install additional dynamic link library (DLL) files that act as command drivers. These are required if you want to:
When you connect your TC 407 to a PC using a serial-to-USB adapter (since modern laptops lack 9-pin serial ports), Windows needs a driver for that (e.g., Prolific PL-2303, FTDI FT232, or Silicon Labs CP210x). Without this, the device won’t appear as a COM port. LEICA TC 407 driver
: Use an adapter with a high-quality chipset (like Prolific or FTDI) to ensure stable data transfer. 2. Driver Installation Adapter Driver Leica’s older software packages (e
The "driver" in question acts as the translator between this legacy serial port and your modern computer’s USB or native serial connection. : Use an adapter with a high-quality chipset
A driver alone isn't enough; you need an interface to "talk" to the instrument. Manage & Distribute Data - Leica Geosystems
Follow this procedure exactly to avoid driver conflicts.