Navigate to > Biometric (or Fingerprint / Face settings). Locate the Matching Threshold or 1:N Threshold .
The most common cause of failed biometric recognition is a physical barrier between the user and the sensor. zkteco authentication failure solution best
If 1:N face recognition fails repeatedly, fall back to 1:1 verification by entering the user ID on the keypad. Navigate to > Biometric (or Fingerprint / Face settings)
If communication protocols become unstable, a hard reset via software is required. zkteco authentication failure solution best