Zkteco Ua300 Factory Reset ((hot))

While the jumper is on pins 2 & 3, reconnect the power adapter. The screen will flash, and the device may beep three times. Let it sit for 10 seconds. This clears the NVRAM (Non-Volatile RAM) where the admin password is stored.

Last updated: October 2025. This guide applies to ZKTeco UA300 firmware versions 6.0 and above. Hardware layouts may vary slightly—check your motherboard revision before opening the case.

Fortunately, ZKTeco includes a backdoor service menu accessible via specific key combinations on the keypad. zkteco ua300 factory reset

On the device, press ; when it asks for Admin, enter 8888 .

This method generates a temporary "super password" based on the current time displayed on the device. Note the exact time shown on the UA300 screen. While the jumper is on pins 2 &

: Add the device to the software using its IP address and click Connect .

Use this method when the administrator password is unknown. This clears the NVRAM (Non-Volatile RAM) where the

Select (or similar terminology depending on firmware version).

A factory reset isn't just a troubleshooting step; it’s a security protocol. When an administrator leaves a company without handing over credentials, the UA300 becomes a high-tech paperweight. Performing a reset restores the device to its "out-of-the-box" state, wiping away customized shift schedules, user fingerprints, and—most importantly—the admin lockouts that hinder management. The Two Paths to Renewal