1) Insert a non accepted simcard and power on the phone
2) Next you will be prompted to enter the “Sim network unlock pin” or “Network lock control key”. Enter in your unlock code and press the “Unlock” button. If you don’t have an unlock code for your phone, you can get one on our ZTE unlock code webpage.
3) You should see a “Network Unlock Successful” message. Your phone is unlocked.
About The ZTE Cymbal Z-320:
The ZTE Z-320 phone comes with a Quad-core 1100 MHz ARM Cortex-A7 cpu, Qualcomm Snapdragon 210 8909 chipset, 4 GB of built in storage space (as well as a microSD card slot that can be expanded up to 32 Gigabytes), 512 MB RAM, 240 x 320 LDC screen, 2.0 Mega pixel autofocus LED-Flash digital camera, Wi-Fi, Bluetooth v4.0, and Gps. The phone can operate on 2G networks (GSM 850/ 900/1900 MHz), 3G networks (HSPA 850, 1700/2100, 1900 MHz), and 4G networks (Bands 2, 4, 12).
Unlocking your phone will allow you to use it on ANY GSM carrier worldwide, such as AT&T, T-Mobile, Rogers, Fido, Koodo, Vodafone, Tim, Claro, and many more. Shortly after you order, the unlock code with instructions will be emailed to you.
Need more help? For support, instructions, and unlock codes, visit www.cellunlockcode.com