Zkteco Authentication Failure Solution Best Info

If the device says "Authentication Failure" instantly without trying to scan, the "Liveness Detection" is too strict.

Register multiple fingers per user (e.g., left + right index). zkteco authentication failure solution best

: If the device is connected to ZKTime5.0 , navigate to Device Operation > AC Manage > Advance Function > Clear Admin to remove privileges without losing user data. 4. Advanced Software Troubleshooting zkteco authentication failure solution best