Unlocking Bootloader on Samsung Galaxy S8+

On this page, you will learn to unlock bootloader on Samsung Galaxy S8+ and if you see Oem unlock option in developer options then you don’t have to follow the rest of the tutorial.

Unlocking bootloader in Samsung S8+ made easy and you can simply enable developers mode where you can perform OEM unlock. In this article, you will learn how to unlock bootloader on Samsung Galaxy S8+ smartphone. You will be able to unlock bootloader on Samsung Galaxy S8+ after you are done following this guide.

For some reasons, I don’t prefer you to unlocking bootloader because you might end up voiding your Samsung Galaxy S8+’s warranty. That’s the main reason people unlock bootloader not worrying too much about the warranty is that they are going to get a newer version of their Android smartphones. You can use this guide only on Samsung Galaxy S8+ no other Samsung smartphone but if you have different Samsung phone, then you should try installing WinDroid Toolkit.

[loop type=glossary name=bootloader count=1]



  • Make sure your phone is 80% charged (If you phone goes dead in the middle of the process, you might end up bricking up your device)
  • USB cable
  • Take necessary Android backup
  • USB drivers installed on your computer
  • Install Samsung Kies 3 (that’ll install necessary drivers)

Method #1: How to unlock Bootloader on Samsung Galaxy S8+

[loop type=glossary name=oem-unlock count=1]

[field title] in Samsung Galaxy S8+


Method #2: How to unlock Bootloader on Samsung Galaxy S8+

Follow the steps to unlock bootloader on Samsung Galaxy S8+:

[loop type=glossary name=enable-usb-debugging count=1]

How to [field title] on Samsung Galaxy S8+ (2017)


  • Download Modaco’s Superboot files (9 MB) (store them to your computer)
  • Extract the .zip file on your computer
  • Connect your Samsung Galaxy S8+ to your PC via USB cord
  • Open extracted folder i.e., superboot folder
  • Run fastboot-modaco-windows.exe inside it

Unlock bootloader on Samsung Galaxy S8+ Fastboot windows

  • Now, select open command window here (Ctrl + R)
  • For Windows: In the directory, open Command Prompt (Shift + Right-click > Open Command Prompt)

Shift Command Prompt in Windows 10

  • For Mac and Linux: Use Terminal to navigate to the ADB / Fastboot directory
  • In the command prompt, type the following and hit enter:

adb-windows reboot bootloader (and wait for the device to reboot)

After the device is rebooted run this command that will unlock oem unlock (unlock bootloader in Samsung Galaxy S8+):

fastboot-windows oem unlock

Congrats, you have successfully unlocked bootloader on Samsung Galaxy S8+.

NOTE: You should understand one thing that your smartphone warranty will be void on unlocking bootloader on your Samsung Galaxy S8+. Read the disclaimer and don’t skip steps.

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  1. How long should the initial command prompt take? I ran it last night and my phone is still sitting on “Downloading… Do not turn off the target”

  2. For folks lacking common knowledge on phones, it wouldn’t hurt to include that “THIS WILL NOT WORK ON SM-G950U DEVICES” because this will not work on basically anything running a snapdragon processor. It won’t hurt to try it, it’ll just waste the amount of time that it takes for you to forget to pay the electric bill.

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