How to troubleshoot or setup starting with a hard reset a ZKTeco Proface X to factory default settings if it is not working or not connecting or if it is frozen or not responding, the factory reset is a good troubleshooting step. You can also restore the factory settings to setup your device as new. Found in the ZKTeco Proface X user manual.

ProFace X is a highspeed biometric access control terminal with facial recognition in the ProFace X Series product line