When I order an Unlock Code for my Samsung Galaxy A21, what will I receive?
We provide you with the Unlock Code to permanently unlock your Samsung Galaxy A21.
In case your Samsung Galaxy A21 requires multiple Unlock Codes, all Unlock Codes necessary to unlock your Samsung Galaxy A21 are automatically sent to you.
We also provide detailed instructions on How To Unlock your Samsung Galaxy A21. 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 Galaxy A21?
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 Galaxy A21 ? or those are not accurate ? Please contact us
Other names for Samsung Galaxy A21
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 13342 reviews
Our Last 4 Certified Reviews
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.
Heather lockey on 10/01/2022
It took me paying two payments to get the correct phone, but it got it done!! Easy to do it does it for u all you have to do is pay! Great job ? Thank You
sofiane on 09/29/2022
franchement j'etait septique j'ai acheter un tephone usa indeblocable at et t en moins de 2 heure il ment envoyer le code de deblocage
franchement chapeau ++++++++
River Moon on 09/29/2022
My mom had AT&T and even though the phone is paid off AT&T wouldn't unlock it. She was about to buy a new phone but I said "let me try something. I paid in the morning and by evening got the codes and now she's using her unlocked Samsung S20