If the UA300 is already connected to your local network via TCP/IP, you can use ZKTeco’s official PC software to reset it remotely:
The software will send a command script to the UA300 over the network to wipe the device and reboot it. zkteco ua300 factory reset
How to Perform a ZKTeco UA300 Factory Reset: Step-by-Step Guide If the UA300 is already connected to your
: 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