Today, Androidbiits.com will share a simple trick with Galaxy J4 (SM-J400F, SM-J400G, SM-J400M) owners who are trying to unlock bootloader of their device. It comes with 8.1mm thickness, Mali-T720 MP2 graphics processing unit, 5.5 inches display, 2GB RAM, accelerometer sensor, 16GB internal storage space, 13-megapixel rear camera, GPS, 1080p video recording support, 3500mAh battery, Bluetooth v4.2 and Exynos 7570 Quad processor. If you have recently bought Galaxy J4 SM-J400F, then you might be planning to unlock its bootloader. As we know, bootloader is a program that starts whenever phone is turned on. It activates the Android operating system on Galaxy J4 (SM-J400F, SM-J400G). Locked bootloader does not allow us to install custom ROM on our device. It only loads the authorized Android OS with a digital signature. Androidbiits.com will help you in unlocking Galaxy J4 SM-J400F bootloader. You will be able to install custom ROM after unlocking bootloader. Previously, I have published the simple instructions for performing a hard reset of Samsung Galaxy J2 Pro SM-J250M. Now, I will discuss about the step-by-step tutorial to unlock bootloader of Samsung Galaxy J4.
I am hoping that you will be able to unlock Galaxy J4 (SM-J400F, SM-J400G) bootloader without facing any problem after reading the tutorial written in Androidbiits.com. Don’t forget to activate developer options. You must note that your Galaxy J4 (SM-J400F, SM-J400M) will lose warranty after the bootloader unlock process. It will let you install Custom ROMs on your device. You must activate OEM unlock option. Bootloader unlock process will also let you install Magisk, so you will be able to root your device after unlocking its bootloader.
If you are planning to install official and unofficial LineageOS custom ROM on Galaxy J4 (SM-J400F, SM-J400G), 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 Galaxy J4 SM-J400F, because there is a possibility of losing all documents from your device during bootloader unlock process.
Below are the steps using which you can unlock bootloader of Galaxy J4 (SM-J400F, SM-J400G). Androidbiits.com will not be responsible if your device got broken during bootloader unlock process. Galaxy J4 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 J4 (SM-J400F, SM-J400G, SM-J400M) Easily [Simple Steps]
1. Tap “Settings” Menu on Galaxy J4, then you have to tap “About” option.
2. Tap “Software Information” option.
3. Tap “Build number” option several times until you see “developer mode” message.
4. Tap “Settings” Menu again.
5. Tap “Developer options”, then activate “OEM unlocking” option.
6. Now you have to activate “USB debugging” option.
You have successfully unlocked bootloader of Galaxy J4 (SM-J400F, SM-J400G, SM-J400M). If you are experiencing any difficulty while unlocking Galaxy J4 bootloader, then don’t hesitate to share your issue with Androidbiits.com. Please submit your email address and subscribe to get more information regarding Galaxy J4. You must check your email to activate subscription. I’ll help you in unlocking bootloader of your device.