Unlock Bootloader on Oppo Reno 3 | How to Guide

At the end of 2019, the Chinese smartphone manufacturer OPPO has launched its flagship-like smartphone called Oppo Reno 3. The handset came with Android 10 on the top of ColorOS 7 out-of-the-box.

Are you here to unlock the bootloader on Oppo Reno 3? if yes, then you are in the right place. Well, Today in this guide we will show you how to unlock Bootloader on Oppo Reno 3 (CPH2043). To flash or root and even install custom ROM you need to unlock the bootloader on your device.

Now you can unlock the bootloader easily by following this simple guide. Official Bootloader Unlock for Oppo Reno 3 (CPH2043) will also void the device warranty. So if you planning to Unlock Bootloader On Oppo Reno 3, then it’s always better to wait until your warranty gets over. In case if you have unlocked the bootloader, then you can always relock the bootloader on your device anytime.

How to Install Stock ROM - Oppo Reno 3 Firmware flash file

Oppo Reno 3 Specifications

The device has a 6.4-inches AMOLED Full-HD+ display with 1080×2400 pixels resolution, a 20:9 aspect ratio screen, Corning Gorilla Glass 5 protection. It’s powered by the octa-core MediaTek MT6885Z Dimensity 1000L SoC, paired with Mali-G77 MP9 GPU. The handset has 8GB/12GB of RAM, 128GB of internal storage options. It sports a 4,025mAh battery with 30W VOOC 4.0 fast charging support.

Talking about the cameras, the device packs a quad rear camera setup of a 64MP (wide, f/1.8) + an 8MP (ultrawide, f/2.2) + a 2MP (B/W, f/2.4) + a 2MP (depth, f/2.4) lens along with PDAF, OIS, HDR, Panorama, an LED flash, etc. The device supports video recording up to 2160p@30fps, 1080p@30/60/120fps with gyro-EIS and OIS. On the front side, the handset has a 32MP (wide, f/2.0) selfie camera with HDR mode. While the selfie shooter supports 1080p@30fps video recording.

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It has a 3.5mm audio jack, Wi-Fi 802.11 a/b/g/n/ac/ax, Bluetooth 5.0, GPS, dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS, NFC, USB 3.1 Type-C port, a dual Nano-SIM slot, USB OTG, etc. The device also features an optical under-display fingerprint sensor, an ambient light sensor, an accelerometer, gyroscope, proximity, compass sensor.

What is Unlock Bootloader?

A Bootloader is a code that runs when we turn on our device. This code initializes some hardware and then loads the kernel and ramdisk, and gets the boot process going. So this process is known as Bootloader. The same concept applies to all the technical stuff such as laptops, PC, Smartphones, and any such device.

Every Android OEM manufacturers lock the bootloader even though it is an Open Source. So if you want to try any CUSTOM ROM, it is impossible to load the CUSTOM ROM without the Unlock Bootloader. So Manufacturer made a policy of making the smartphone with an Unlocked Bootloader will void the warranty. They want you to stick with the Stock ROM. Unlock Bootloader allows you to Root your Android smartphone, Flash TWRP, and Custom ROM in a simple easy method.

Warning!

By Unlocking the bootloader, your warranty can void. So take your own risk. We are at GetDroidTips will not be responsible for any bricking/damage to your phone while/after installing this ROM.

Steps to Unlock Bootloader on Oppo Reno 3:

Here we will guide you to unlock the bootloader before that downloads the drivers and tools on your PC.

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Pre-Requisites:

  1. To Unlock Bootloader On Oppo Reno 3, you need a laptop or PC.
  2. Charge the Oppo Reno 3 to a sufficient battery level to avoid any sudden shutdowns during the process.
  3. We strongly recommend you to take a complete full backup of your personal data, including the internal storage. The phone will be formatted, so be prepared for it. You can also follow our Android backup guide for the same.
  4. You need a USB cable to connect your phone to the PC.

Required Files on your PC:

First method: Unlock bootloader using official Unlock

To unlock the bootloader on your device – all user data on the phone will be cleared. We recommend you perform a data backup prior to applying
  • First of all, download the bootloader unlock app and move it to your phone and install it.
  • On your PC, make sure to download the latest ADB and fastboot tool and extract it on C:// Drive
  • Open the app and Click “Start applying”
  • Please read the disclaimer in detail, select the checkbox, and submit your application
  • The application will be checked by our server
  • Within approximately 1 hour, the unlock tool apk will show the status of unlocking – if it shows the unlocking is successful, please proceed to the following step
  • You can now click “Start the in-depth test” and press and hold the power key to reboot the device. You will then enter the fastboot mode
  • Once you enter fastboot mode, open the ADB and Fastboot tool folder.
  • Now press and hold the SHIFT KEY and click the right mouse button anywhere on the same folder.
  • In the command window, enter the command key
    fastboot flashing unlock
  • You need to confirm on your phone: On your phone press the volume key to select “Unlock The Bootloader” and press the power key to confirm.
  • That’s it! Your device bootloader will be unlocked successfully.

I hope this guide was helpful to unlock the bootloader on Oppo Reno 3.

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