Factory unlocks code of LG Optimus 4X HD P880 smartphone is available at routerunlock.com. This means unlocking of LG Optimus 4X HD P880 is possible if the device asks for SIMlock / NCK after changing the SIM card.
If your LG Optimus 4X HD P880 is locked to a particular network, you can not use it with other SIM cards. Once the phone is unlocked, you are free to choose any carrier SIM card.
Unlocking of LG Optimus 4X HD P880 by code is one-time work. There is no firmware/software change involved in this process, which means you will not lose the device’s warranty.
To receive a correct network unlock code for your LG Optimus 4X HD P880, you need to mention the 15-digit IMEI number. To find the IMEI of your phone, just dial *#06# from your phone.
How to Unlock LG Optimus 4X HD P880 with NCK?
1. Switch off the phone.
2. Change the default SIM with any other network provider and switch it On.
3. The display will prompt you to enter the unlock code / SIMlock code/ NCK.
Note: For Network Unlock PIN, use the NCK code and for Service provider PIN, input the SPCK code.
4. Input the correct code, which routerunlock.com provides.
5. Now, your LG Optimus 4X HD P880 is unlocked forever to use with any SIM card.
1. Switch ON the device with an accepted SIM card (e.g., LG Optimus 4X HD P880 was bought in T-Mobile, then you need to insert a T-Mobile SIM card).
2. Go to the dial screen and type “2945#*model number#” as a phone number.
For example: If the device is P880, you need to enter “2945#*880#,” or for KU330, you need to enter “2945#*330#”.
1. Switch ON the phone with an acceptable SIM card. Dial 2945#*71001# or 2945#*20001# for making a call.
2. When the hidden window appears, enter the correct unlock code.
Note I: If your phone has dual-SIM, then only mention the first SIM slot IMEI. Once unlock code is entered, both SIM slots will be released.
Note II: You can place the order for a factory unlock code here. While paying, mention the model with IMEI in the transaction. Correct SIMLock code (including NCK, SPCK, NSCK) will be emailed within 24 hrs.
Note III: Only pay if the device asks for unlock code, as mentioned in the post.