Root & ROM

How to Unlock Bootloader of OnePlus 6

As we all know that OnePlus phones are always well supported by the development community. Each and every phone from OnePlus have received tremendous support from developers. This is the reason there are plenty of custom ROMs, kernels, and mods available for every OnePlus phone. With such customization, OnePlus users can easily improve the performance, power efficiency, and overall system UI of their phones.

Unlock Bootloader of OnePlus 6 screenshot
In this guide, we’ll go through easy steps guide on how to unlock bootloader of OnePlus 6 enchilada smartphone. Here comes OnePlus 6, the most premium, expensive and a successor to the last years OnePlus 5. This flagship device comes with plenty of improvements in each and every aspect. OnePlus 6 features a new processor, new type of screen, and new premium design, and many other tweaks and improvements.

Moreover, OnePlus 6 price in India starts from Rs. 35,000 onward. To be specific, the OnePlus 6 64GB 6GB RAM price starts at Rs. 34,999 whereas the OnePlus 6 128GB 8GB RAM price starts from Rs. 39,999 onward. Furthermore, there is even a new OnePlus 6 Marvel Avengers limited edition which is inspired by the Avengers: Infinity War movie. Are you looking for the best phone under 40000 in India 2019? Then you should go for OnePlus 6.

Looking at the OnePlus 6 specs, it offers 6.28 inches of Optic AMOLED screen with 1080 x 2280 pixels of resolution. Besides, it sports Qualcomm SDM845 Snapdragon 845 Octa-core processor. Talking about OnePlus 6 camera, it includes a dual camera setup of 16 + 20 megapixel on the rear.Whereas on the other hand, it offers 16 megapixel of front camera for selfies.

To always remain charged, it sports non-removable Li-Po 3300 mAh battery with Dash Charging support. Moreover, it runs Android 8.1 Oreo out of the box. Most important, it can be easily updated to Android 9.0 Pie OxygenOS 9.0.9 version. Recently, a senior recognized developer from the XDA community launched the all new LineageOS 17 for OnePlus 6 smartphone. However, in order to flash Android 10 update on OnePlus 6, you need to unlock bootloader first.

Do you want to root OnePlus 6? Do you want to install TWRP recovery on OnePlus 6? Do you want to flash custom ROM on OnePlus 6? If yes, then unlock bootloader first. After you unlock bootloader of any Android phone, you can get root access, flash custom recovery, install third party unofficial custom firmware, kernels, take Nandroid backup and remove bloatware etc.


Bootloader unlocking process will void your phone warranty. Most important, we at Droid Thunder will not be held liable for any damage caused to your device after following this guide. Proceed at your own risk.


  • Charge your OnePlus 6 at least 60%.
  • This process will delete your complete phone data. Hence take backup of your contacts, apps, accounts, messages, call logs, notes etc.
  • Install OnePlus USB drivers on your PC so as to detect your OnePlus 6 when connected via USB cable.
  1. Download OnePlus 6 USB drivers.
  • Ensure to enable USB debugging mode on your phone. Refer our guide:
  1. How to Enable USB Debugging on OnePlus 6.
  • Also enable OEM unlocking and Advance reboot mode from Developer options.

Unlock Bootloader of OnePlus 6 oem unlock screenshot

  • (Optional) Temporary disable antivirus and firewall on your PC.

After performing everything as mentioned above, let’s go to the actual bootloader unlocking process.

Steps to Unlock Bootloader of OnePlus 6:

Step 1: Download ADB setup.

Step 2: Install the downloaded ADB drivers on your PC.

Step 3: Using USB data cable, connect your OnePlus 6 to PC.

Note: Ensure that OnePlus USB drivers are installed on your PC.

Step 4: Go to the location C:\Program Files\Minimal ADB and Fastboot folder (where you’ve installed the adb and fastboot). Then by holding shift button of your keyboard, right click on empty space. From the list, choose Open command window here option. This will launch the command window as shown below.

Unlock Bootloader of OnePlus 6 open cmd screenshot
Unlock Bootloader of OnePlus 6 open cmd 1

Note: If the following message pops up on your phone, press OK.

Unlock Bootloader of OnePlus 6 cmd 2

Step 5: In cmd window, type the below command and press enter key:

adb devices

Unlock Bootloader of OnePlus 6 cmd 2

As soon as you hit enter key, a message saying ‘List of devices attached’ will appear. This will confirm that your OnePlus 6 is successfully connected to PC.

Unlock Bootloader of OnePlus 6 cmd 3

Note: If such thing doesn’t happen then re-install USB drivers. If the problem still persists, change USB cable or port.

Step 6: Enter the below command and press enter key:

adb reboot bootloader

Unlock Bootloader of OnePlus 6 cmd 4

This will restart your OnePlus 6 into fastboot mode as shown below:

Unlock Bootloader of OnePlus 6 fastboot 1

Step 7: Now enter the following fastboot command:

fastboot devices

Unlock Bootloader of OnePlus 6 cmd 5

This command will again confirm a successful connection with some random numbers.

Unlock Bootloader of OnePlus 6 cmd 6

Step 8: Let’s start the OnePlus 6 bootloader unlock process. For doing so, type the following command and hit enter key:

fastboot oem unlock

Unlock Bootloader of OnePlus 6 cmd 7

As soon as you hit enter, the bootloader unlocking process will begin.

Unlock Bootloader of OnePlus 6 cmd 8

A message will appear on your phone screen as shown below:

Unlock Bootloader of OnePlus 6 bootloader 1

Note: On this screen, use Volume keys for navigation and Power key for selection.

Step 9: So using Volume keys navigate to Unlock the Bootloader option and select it by Power key.

Unlock Bootloader of OnePlus 6 bootloader 2

This will actually start OnePlus 6 unlock bootloader process.

Unlock Bootloader of OnePlus 6 screenshot 7

Note: This step will wipe out complete phone data and settings. Hence ensure to take backup before this step.

As soon as the process completes, your OnePlus 6 will reboot itself automatically.

Note: From now on, every time when you restart your phone, a message saying “The bootloader is unlocked and software integrity cannot be guaranteed” will appear. Don’t panic as this is completely normal and will not impact your phone whatsoever.


  1. How to Root OnePlus 6 without PC.
  1. How to Install TWRP recovery on OnePlus 6.

Finally! You’ve successfully unlocked bootloader of your OnePlus 6 smartphone. Do let us know your views and experience. For any queries or suggestions, kindly use the comment box below.

Till then Spread Love and Keep Smiling!
Peace out! ✌

Leave a Comment