| ✅ | Item | |----|------| | from the official ZKTeco support page. | | Extract to a write‑able folder (e.g., C:\ZKFinger\5.0 ). | | Register ZKFPEngX.dll once ( regsvr32 ZKFPEngX.dll ). | | Open the Visual Studio solution in Samples\ . | | Run the “Enrollment” demo with a connected ZKTeco sensor. | | Verify the fingerprint image and template generation. | | Check the trial key (if needed) via the SDK’s SetLicense() method. | | Assess whether the SDK meets your performance and licensing requirements. |

public void StartPortableScanner()

[DllImport("zkfp.dll", CallingConvention = CallingConvention.Cdecl)] public static extern int ZKFPM_Terminate();