If the device is networked, you can use ZKTime 5.0 or similar management software to clear admin privileges and reset settings.
: Once admin access is restored, you can navigate to System > Data Mgt > Factory Reset on the device screen to wipe all data. Method 2: Resetting the Admin Password (Manual) zkteco ua300 factory reset
For some ZKTeco models, a hardware tamper switch can be used if software methods fail: Dismount the device from the wall. Locate the Tamper Switch on the back. While the device is powered on, press the tamper switch three times If the device is networked, you can use ZKTime 5
: Go to the Device Management section within the software. Locate the Tamper Switch on the back
: Check the exact system time displayed on the device (e.g., 14:00). Calculate : Subtract the time from 9999 (e.g., ), then square the result (e.g.,