Samsung J400 IMEI Unlock Codes

What can I do about my locked Samsung J400 phone?

The best way to handle a locked Samsung J400 phone is to unlock it. Any Samsung phone can be unlocked by using specific unlock codes.

Is it easy to get genuine unlock codes? Where can I get the codes for my Samsung J400?

It is easy to get unlock codes for any Samsung phone. Just be sure you choose a reliable unlock code service provider like GSMLiberty.

Are the unlock codes from GSMLiberty safe to use on my Samsung J400 phone?

Unlock codes from GSMLiberty are guaranteed to remove the phone lock from your Samsung J400 permanently without modifying any of your phone’s software. So yes, they are completely safe to use.

What information do you need from my Samsung J400?

We will need your phone’s unique International Mobile Equipment Identity (IMEI) number along with the name of your carrier. With this information we can search for the unique unlock code for your Samsung J400.

What if the IMEI number is not a valid number?

GSMLiberty requires valid IMEI numbers to search for the specific unlock code for your phone. Our unlock code server yields results for valid IMEI numbers only.

How do I find the IMEI number in my phone?

You can find your phone’s IMEI number in one of two ways:

1. Remove the battery and look for the 15 digit IMEI number present on the label that is located underneath the battery.
2. Dial *#06#* while the phone is powered on. The 15 digit IMEI number will be displayed on the screen.

Will I need to unlock my Samsung J400 every time I change the SIM card?

No. Even if the phone software is upgraded or the SIM card is changed, your phone will remain permanently unlocked.

How do I enter the unlock codes in my Samsung J400?

There are three ways to enter the unlock codes in your Samsung J400. Also note that the terms ‘KOD’ or ‘CODE’ mentioned in the steps refer to the unlock code that GSMLiberty provided to you. When you see these terms in the directions, just type in the code sequence.

1. Switch on your Samsung J400 with a non-accepted SIM card
2. The phone will prompt for a ‘Password’
3. Enter the unlock code using your phone’s keypad

or

1. Switch on your Samsung J400 with a non-accepted SIM card
2. The phone will prompt for the unlock code
3. Enter the unfreeze code and confirm. You will receive a failure message.
4. Enter the Network code (NCK) and confirm

or

1. Switch on your Samsung J400 with a non-accepted SIM card
2. Enter: #7465625*638*KOD#

or, if the phone displays the message ‘Insert Correct SIM Card’:

1. Switch on the Samsung J400 with a non-accepted SIM card
2. Enter: #0111*CODE#

What does a ‘non-accepted’ SIM card refer to?

By ‘unaccepted card’ or ‘non-accepted card’ we refer to a SIM card from a network other than the network that your Samsung J400 is locked to.

What about the price? Is it within my budget?

Our quoted price is very much within your budget. GSMLiberty offers a price match guarantee. We claim that our price is the lowest in the market If you show us a price lower than ours we promise to either match it or beat it.