Unlock Samsung SM-J400G Galaxy J4

Unlocking to Canada, Bell Mobility, Chat'r, DMTS, Fido, First, Globalstar, ICE Wireless, Freedom, MTS, Rogers, SaskTel, Telus Mobility, Videotron, Wind, Koodo, Solo Mobile, Virgin Mobile, Mobilicity

Samsung SM-J400G Galaxy J4
Select the network your phone is locked NOT the network you want to use
Why unlock my Samsung SM-J400G Galaxy J4?

Unlock Samsung SM-J400G Galaxy J4 FREE remote SIM unlock

If you want to get the unlocking code for your Samsung SM-J400G Galaxy J4, we recommend you to contact to the original carrier, because it is the only way to obtain the SIM network unlock PIN for free. You must know that you need to fulfill the carrier's requirements, such as being the cell phone plan owner. Our company is dedicated to calculate unlocking codes by IMEI, we work with official unlocking servers and we send the same code as the carrier.

How to introduce the SIM network unlock PIN?

Don't get complicated, the best way to calculate the unlocking code is our servers, when inserting a new SIM card from another carrier your device will prompt the unlock code. You need get the unlock code filling out the form and making the payment, shortly you will receive an email with perfectly detailed instructions on how to enter the unlock code.

We must indicate that sometimes the unfreeze MCK code is needed (when attempts are wasted, the mobile will prompt the - SIM network PIN blocked. Enter SIM network PUK - ). Other different case, is if you need to use your phone in a different continent, in this case it will be requested the regional code RGCK, you should not worry, our company already knows these cases and always send you the necessary codes for a perfect unlock.

Is the re-lock possible for my Samsung SM-J400G Galaxy J4?

No, our unlock is never removed, you can update your phone as many times as you want or even reset your mobile.

Can I use my phone worldwide?

Unlocking method is for any SIM card of Bell Mobility, Chat'r, DMTS, Fido, First, Globalstar, ICE Wireless, Freedom, MTS, Rogers, SaskTel, Telus Mobility, Videotron, Wind, Koodo, Solo Mobile, Virgin Mobile, Mobilicity from Canada and any other country.

Why doesn't my SM-J400G Galaxy J4 allow me to make calls?

Most likely, the device has been reported for non-payment, loss or theft and the IMEI has been blacklisted. Our unlocking does not remove reports and you would have to contact the network provider.

How to unlock a Samsung SM-J400G Galaxy J4 if it doesn't prompt for the unlock code?

On some occasions, the AT&T, Cricket, metroPCS and T-Mobile phones do not prompt for the unlock code and are locked with the official application Device Unlock, this app is already installed by default in the device. You have to buy the unlock and we take care of the approving authorization to unlock it. Once approved you only press the Permanent Unlock button and it will be unlocked forever.

The Samsung SM-J400G Galaxy J4 from Sprint, Verizon, Tracfone, Boost Mobile, StraightTalk or Simple Mobile from United States also do not prompt for the SIM network unlock PIN, because these phones have a blocked firmware with the carrier. Our company solves this block and removes this restriction, but it has to be unlocked with a program on the PC and our technician will help you remotely.

These are the Samsung SM-J400G Galaxy J4 versions

How to insert the unlocking code for the Samsung SM-J400G Galaxy J4

1. - Turn on the handset on with a SIM card not accepted by the device (your new network operator)
2. - If the card has a PIN number, enter it and press OK.
3. - The device will prompt: “Network lock”, Now enter the code and press OK.
4. - Your phone will indicate: "The operation was successful", becoming permanently unlocked.

Unfreeze code: If the code in step 3 does not work, type the secondary code and press Unlock, the phone will indicate Unlock fail, now dial the code again from step 3.

Device Unlock app method:

1. - Make sure you have an active data connection via mobile data or Wi-Fi.
2.- From the Application list, tap Device Unlock, the application is pre installed in your device.
3.- Choose the Permanent Unlock.
4.- Restart the device.

Customer reviews
Unlock Samsung SM-J400G Galaxy J4 from any carrier by IMEI is rated 5.0 of 5 based on 1 Reviews.
Aman from Fiji - 14/01/2021

"Very trusted team. Glad to have found a reliable and trusted team.Thanks Oscar and team"

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