You updated the firmware on your U100 device but not the software. Fix: In Ver 3, go to Device -> Options -> Protocol . Switch from "ZK 2008" to "Legacy Mode." Re-download users.
: Specifically highlight "Late," "Early," or "Absent" statuses for quick review. Overtime & Leave Reports ZK Attendance Management 2008 -Ver 3
ZK Attendance Management 2008 - Ver 3 was designed with a "keep it simple" philosophy. It was not trying to be a full HR suite; it was a dedicated tool for time and attendance. Its core modules included: You updated the firmware on your U100 device