Root OnePlus 3/3T Oreo 8.0 using TWRP and Install Magisk

You know your device configuration. With this 6 GB RAM in OnePlus 3 and 3T devices, you can still use this device for a long duration. There is mixed Opinion about Pie 9.0 Update from OnePlus. So, If you want to use other Custom OS or you are a regular root apps user who sticks with some root required apps, you can root your device. As you know OnePlus Oxygen OS is well Optimized for this device. So, If you are rooting just for Custom OS, Read users reviews, It is worthy of changing the ROM. The Rooting process is same For Both OnePlus 3 and 3T. Both devices can be rooted with Same TWRP and Same Steps.

Why should you Root OnePlus 3/3T?

You should have a proper reason, and you know what you are doing. Yes, with a Minimum of 6 GB RAM is more than enough for two more years, If you compare it with Google Pixel devices which have only 4 GB RAM. Don’t root because everybody is saying when root your mobile it can become the fastest car in the world. No. Rooting is to extract some performance from the device. But, you already have Powerful specs and software. So, If you are addicted to some root apps, you can root. But, if you want to test, I won’t recommend it.

How to root OnePlus 3/3T (A3000, A3003) Oreo 8.0

OnePlus 3 and 3T International Variants comes with a flexible bootloader other than latest OnePlus 6T T-Mobile devices. T-Mobile devices come with locked Bootloader. This means that different smartphone variants can be easily rooted. Also, the device can accept to install TWRP recovery or any other custom recovery file/app alike.

TWRP recovery is a custom recovery file which must be installed on your devices because you can root them successfully. In this article, we explained the easiest method to follow and install TWRP recovery on OnePlus 3 and 3T. However, the tool required for rooting this device is the Magisk App.

With the help of TWRP Recovery, you can quickly flash the latest version of Magisk into your OnePlus 3 and 3T to gain root access. Before sharing the tutorial, you may want to know that, with the TWRP recovery present on your device, you can easily install any custom ROM or firmware. Does it seem complicated? Relax, everything will be explained succinctly in bullets.

Things to check out for;

• Make sure your device battery is charged above 50%

• Backup your current files and data, full data loss process (save them on external storage).

Pre-Requirement Steps

• Enable USB Debugging Mode and OEM Unlock in your mobile. To do this; go to settings >>> about >>> Tap on the “Build Number” 7-10 times consistently to enable “Developer Options,” then go to the “Developer Options” and enable USB Debugging Mode, OEM Unlock and Enable the ‘Advanced Reboot.’ There is no complicated process in the OnePlus 3/3T.

• Download and install the OnePlus USB driver to your computer system.

• Also, download the ADB drivers. Install It in your PC.
• Download Magisk.Zip (Latest Version) and Copy it to Your Phone Memory.

• Download and save the TWRP File in your Internal Memory and rename it to recovery.img.

• twrp-3.2.3-1-oneplus3.img

Unlock Bootloader using ADB and Fastboot

• Switch off your device. Then, enter into Fastboot mode. To do this; press and hold down the Volume Down+ Power buttons at the same time for some time.

• Press the Volume Up button to continue when you see the warning message. And Select English Language. After selecting language go to Advanced >>> Reboot to Fastboot.

• Now, connect the OnePlus 3/3T mobile to the computer via USB cable.

• Launch the fastboot on your computer. Open a Command prompt on your PC and type below command.

• fastboot devices

• It should display the connected devices. If you didn’t get the device, restart the command prompt and Disconnect and Connect your OnePlus 3/3T. If you are detected type below commands.

• fastboot oem unlock

• Hit enter, you will prompt to select an option in your mobile, Select Unlock Bootloader.

• After the process complete, It will boot into the regular operation. Now you have Unlocked Bootloader.

• Check again enable “Developer Options,” then go to the “Developer Options” and enable USB Debugging Mode, OEM Unlock and Enable the “Advanced Reboot.” Sometimes they disabled themselves after the boot.

Flash TWRP

• Switch off your device. Then, enter into Fastboot mode. To do this; press and hold down the Volume Up+ Power buttons at the same time for some time.

• Press the Volume Up button to continue when you see the warning message.

• Now, connect the OnePlus 3/3T mobile to the computer via USB cable.

• Launch the fastboot on your computer. Open a Command prompt on your PC and type below command one by one.

• fastboot flash recovery recovery.img

• fastboot boot recovery

• After the process complete, It will boot into the temporary TWRP. Don’t Boot into standard OS until we flash magisk.

Install Magisk in your OnePlus 3/3T using TWRP

• Select Wipe->Advance Wipe->Select Cache Data.

• Return to Home of TWRP select Install.

• Select Magisk.Zip.

• After the Installation Reboot Your Mobile.

Selva Ganesh

Selva Ganesh is a Computer Science Engineer, Android Developer, and Tech Enthusiast. As the Chief Editor of this blog, he brings over 10 years of experience in Android development and professional blogging. He has completed multiple courses under the Google News Initiative, enhancing his expertise in digital journalism and content accuracy. Selva also manages Android Infotech, a globally recognized platform known for its practical, solution-focused articles that help users resolve Android-related issues.