Be extremely cautious when downloading zip files from third-party "driver update" sites or forums. These files can be repackaged with malware. The only guaranteed safe source for this driver is the official Cisco Systems download portal (requires a Cisco login/contract).
For systems (most modern PCs), open the Windows_64 folder and double-click setup(x64).exe . For 32-bit systems, use setup.exe in the Windows_32 folder. ciscousbconsoledriver31zip upd
Once you have the .zip file, follow these steps to set up the virtual COM port: Be extremely cautious when downloading zip files from