If you tell me the the phone is locked to or if you're seeing a specific error code in the NCK log, I can give you more tailored troubleshooting steps.

To unlock your ZTE Z320 using an NCK dongle, follow these steps:

: Installed on the computer to ensure the device is recognized in diagnostic or ADB mode. Micro-USB Cable : A high-quality data cable for a stable connection. Step-by-Step Unlocking Process Launch the Software : Open the NCK Dongle/Box software on your computer. Select Phone Model : Navigate to the "Service" or "Unlocking" tab. Select as the brand and

Click on "Read Info" to verify the connection. The software should display the phone's IMEI and current lock status.