Download File Unlock-zlt-p21.bin -

: Choose the extracted unlock-ZLT-P21.bin file and click Apply or Upload . The router will restart, and once finished, the admin privileges should be unlocked. Important Precautions

via LAN or Wi-Fi. Log in to the web-based management page (typically 192.168.254.254 or 192.168.8.1 ). Download File unlock-ZLT-P21.bin

: Connect your computer or phone to the

: Ensure the file matches your specific hardware version (e.g., Version 1 vs. newer models), as flashing the wrong version can brick the device. : Choose the extracted unlock-ZLT-P21