When I order an Unlock Code for my Samsung SM-J400M, what will I receive?
We provide you with the Unlock Code to permanently unlock your Samsung SM-J400M.
In case your Samsung SM-J400M requires multiple Unlock Codes, all Unlock Codes necessary to unlock your Samsung SM-J400M are automatically sent to you.
We also provide detailed instructions on How To Unlock your Samsung SM-J400M. In most cases the procedure is very easy:
Our Support Team is there to help with any questions you may have, please feel free to contact us anytime!
How to Unlock Samsung SM-J400M?
Insert SIM card from a source different than your original Service Provider (i.e. if you have a Rogers phone, use a non-Rogers SIM card),
Phone will ask you to enter Sim unlock pin
Enter unlock code
Phone will be unlocked
Any suggestion? Want to help us improve our Guideline to unlock Samsung SM-J400M ? or those are not accurate ? Please contact us
UnlockBase is an incorporated company, we've been unlocking cell phones for 18 years now and strives to provide the best service for our clientele.
All products, and company names, logos, and service marks (collectively the "Trademarks") displayed are registered® and/or unregistered trademarks™ of their respective owners. UnlockBase is not associated with or sponsored by Samsung. The authors of this web site are not sponsored by or affiliated with any of the third-party trade mark or third-party registered trade mark owners, and make no representations about them, their owners, their products or services.
Why Purchase From Us?
Permanent Factory Unlock
Full Permanent Unlock (All Levels)
100% Money back guarantee
24/7 Customer support team
Fastest turnaround of delivery
Simple instructions provided
Rated 4.9 out of 5 from 13363 reviews
Our Last 4 Certified Reviews
Sharon Headspeth on 10/07/2022
I give this service 5 stars.. for less than a dollar I was able to get my phone status and it only took less than 5 mins.. GREAT FAST& INEXPENSIVE SERVICE!!
Josephine Cage on 10/03/2022
I appreciate your company for doing a wonderful job I am very happy with the results it is very helpful for me to have the correct Information to work with in trying to resolve my Issue I will highly recommend your services to my family and friends Thank You.
catte on 10/02/2022
needed an unlock for an old nokia 3660, turned out it was free. send me the code in literally 60 seconds. thx!
Mrs T on 10/02/2022
At first, I was skeptical, but I gave it a try. What a great experience with my first time using UnlockBase. The instructions and information are clear. The UnlockBase always sent detail email confirmation. Great customer support via email, I received replies promptly with guidance. I received the code a day after. I highly recommend UnlockBase.