To ensure residual cache from the old firmware doesn't cause operational conflicts, navigate to Reset or Clear Data and restore factory defaults.
Upload the official firmware image file from your computer to the software server interface. Zkteco Update Firmware
Monitor the network communication log. The device will automatically reboot once the payload is fully received and verified. Post-Update Verification and Configuration To ensure residual cache from the old firmware
Disclaimer: Firmware updating carries inherent risk. The author and publisher assume no liability for bricked devices or data loss. Always consult your device’s hardware manual before proceeding. Zkteco Update Firmware
Failing to prepare your device properly before a firmware flash can permanently damage the motherboard (bricking). Complete these baseline steps before downloading any files: