Dario Santarelli • 10/18/2010

[C#] How to programmatically find a COM port by friendly name

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This technical article explains how to programmatically retrieve COM port information in C# beyond basic port names. It details using Windows Management Instrumentation (WMI) to query Win32_PnPEntity for friendly names and descriptions, solving the limitation of SerialPort.GetPortNames() when dealing with virtual ports like USB serial adapters. Includes example C# code for implementation.

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#c #Serial Ports #Wmi
[C#] How to programmatically find a COM port by friendly name

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