Section 1: Unlocking the bootloader (Windows Only)
If your device is a T-Mobile version, you must first request an unlock token from this website to complete this section. Your device must also be SIM unlocked. Check your carrier website for details. Using the cable included in the box is also recommended.
With your phone turned on, open Settings
. Scroll down to the bottom and select About phone
. Touch Build number
quickly until a toast message (grey rectangle at the bottom of the screen) appears reading You are now a developer!
. Go back one screen to the main settings list and select System
. Select Developer options
. Turn on the switch next to OEM unlocking
. Scroll down a small bit and turn on the switch beside Advanced reboot
. Scroll down a bit more and turn on the switch beside USB debugging
. Go back to the home screen.
Plug your phone into your computer with the cable supplied in the box. Download
and extract this zip file by right clicking it, clicking Extract All
, then Extract
. (File Credit: Google) This file contains the official ADB and Fastboot binaries. Open File Explorer
and navigate to This PC
. Under Devices and drives
, click on the CD drive labelled with a bunch of numbers. Click on OnePlus_USB_Drivers_Setup
and click yes in the User Account Control popup. Click Ok
, then Finish
. Navigate back to the extracted ADB and fastboot files (the folder will likely be named platform-tools
). With this folder open, hold shift and right click on the blank space. Click Open command window here
or Open PowerShell window here
. Unlock/wake up your phone. Type in the terminal window on your computer followed by the enter key
A prompt should appear on your phone. Click Ok. Type followed by the enter key
adb reboot bootloader
Your phone screen should show the OnePlus logo as well as the words FastBoot Mode
briefly. Type followed by the enter key
Warning: This next step will wipe your phone.
fastboot oem unlock
On your phone, use the volume down key to select Unlock the bootloader
and then the power key to select. Your phone will then be wiped and restart automatically.
Follow the phone's initial setup exactly how you would if you were setting up a new phone. Restore any backup you have now. Once completely set up, follow the instructions from Step 1
, ignoring the OEM unlocking
switch. I also recommend typing this followed by enter
A prompt should appear on your phone. Click Ok.
Your device is now Bootloader Unlocked.