Which are you using (e.g., K40, F18, uFace 950)? Are you trying to troubleshoot a specific error?
: This is a widely used desktop software for small to medium businesses. You can find the full operational instructions in the ZKTime 5.0 User Manual (PDF) .
On Windows: Right-click → Extract All.
: Official manuals for ZK's standalone SDKs cover function calls for communication, user management, and fingerprint templates. 2. Device Datasheets & Manuals