How to Unlock Bootloader of Samsung Galaxy A21s SM-A217F Easily [Simple Steps]

Today, will share a simple trick with Samsung Galaxy A21s SM-A217F owners who are trying to unlock bootloader of their phone. If you have recently bought A21s SM-A217F, then you might be planning to unlock its bootloader. As we know, bootloader is a program that starts whenever SM-A217F is turned on. It activates the Android operating system of A21s SM-A217F. Locked bootloader does not allow us to install custom ROM on SM-A217F. It only loads the authorized Android OS with a digital signature on A21s SM-A217F. We have to unlock bootloader manually. will help you in unlocking A21s SM-A217F bootloader. You will be able to install custom ROM on SM-A217F after unlocking it bootloader. Previously, I have published the simple instructions for rooting Samsung Galaxy A51 5G SM-A5160. Now, will discuss about the step-by-step tutorial to unlock bootloader of A21s SM-A217F.

I am hoping that you will be able to unlockĀ Samsung Galaxy A21s SM-A217F bootloader without facing any problem after reading the tutorial written in Don’t forget to activate developer options on A21s SM-A217F. You must note that your SM-A217F will lose warranty after the bootloader unlock process. It will let you install Custom ROMs on your phone. You must activate OEM unlock options on A21s SM-A217F. Bootloader unlock process will also let you install Magisk on your phone, so you will be able to root SM-A217F after unlocking its bootloader.

If you are planning to install official and unofficial LineageOS custom ROM on Samsung Galaxy A21s SM-A217F, then you must be eagerly waiting to unlock its bootloader. You must save your important documents securely including messages and contacts before unlocking bootloader of A21s SM-A217F, because there is a possibility of losing all documents from your phone during bootloader unlock process.

Below are the steps using which you can unlock bootloader of Samsung Galaxy A21s SM-A217F. will not be responsible if your phone got broken during bootloader unlock process. A21s SM-A217F battery must be above 86 percentage before bootloader unlock process. You have to activate developer options before unlocking it.

How to Unlock Bootloader of Samsung Galaxy A21s SM-A217F Easily [Simple Steps]

1. Tap “Settings” Menu on A21s SM-A217F, then you have to tap “About Phone” option.

2. Tap “Software Information” option.

3. Tap “Build number” option several times until you see “You are now a developer” on SM-A217F.

4. Tap “Settings” Menu again.

5. Tap “Developer options” and activate “OEM Unlock” option.

6. Switch off your phone.

7. InstallĀ A21s SM-A217F USB driver on desktop.

8. Connect A21s with computer while pressing Volume down button and Volume up button simultaneously.

9. Press the Volume up button for a few seconds to unlock bootloader.

You have successfully unlocked bootloader of Samsung Galaxy A21s SM-A217F. If you are experiencing any difficulty while unlocking A21s SM-A217F bootloader, then don’t hesitate to share your issue with Please submit your email address and subscribe to get more information regarding A21s SM-A217F. You must check your email to activate subscription. I’ll help you in unlocking bootloader of your phone.

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