How to Install TWRP Recovery on Samsung Galaxy S21 Ultra and Root it (All Variant)

Samsung Galaxy S21 Ultra launched in January 2021 which came out of the box with Android 11. In this article, we will guide you on how to install the TWRP...

Mohammed Huwais

Last updated on June 19, 2023

Mohammed Huwais

Author

I started my career as a blogger in 2014 and also worked on an Android niche platform to gain extra income. I cover the topic on How to guides, software updates, Custom ROM updates and also product review. I'm 24 years old, completed MBA (Master of Business Administration) from Sikkim Manipal University.

Samsung Galaxy S21 Ultra launched in January 2021 which came out of the box with Android 11. In this article, we will guide you on how to install the TWRP Recovery on Galaxy S21 Ultra.

TWRP recovery is probably the most used and most popular custom recoveries that we all know. For those who are quite accustomed to rooting and flashing custom ROM, etc. then, they know what TWRP Recovery is. However, for naive, the TWRP Recovery allows users to install custom ROMs/mods, take a complete backup of your phone, gain root access on your phone using Magisk Manager.

However, you are required to have TWRP access before you can go ahead and root your Galaxy S21 Ultra. And for flashing the TWRP recovery image, you need to follow the guide properly to avoid errors. And if you happen to own a Galaxy S21 Ultra and are looking for ways to download and install the TWRP Recovery on your phone then, you are at the right place as in this post, and we will guide you on how to download and install TWRP Recovery on Galaxy S21 Ultra and eventually root using Magisk. So, that being said, let us get straight into the article itself:

The Samsung Galaxy S21 Ultra features a 6.8-inch Dynamic AMOLED panel with a refresh rate of 120Hz. It has a resolution of 1440 x 3200 pixels and an aspect ratio of 20:9. The brightness is also quite high, with maximum peak brightness reaching up to 1500 nits, making outdoor visibility no issue at all. As for the protection, we have the industry best Gorilla Glass Victus protection in the S21+, and we also have the HDR10+ certification for HDR video playback.

What is TWRP Recovery?

Team Win Recovery Project or TWRP Recovery is a useful and popular custom recovery, which is open-source software. The touch-screen enabled interface allows users to flash third-party firmware and back up the system or data easily like never before. For Android customization lovers or developers, a custom recovery is a much-needed tool or software.

Additionally, you can install the kernel, modules, root or unroot, take Nandroid backups, etc. Meanwhile, you can wipe system partitions, internal storage, data, cache, vendor, etc. very easily.

Advantages of TWRP Recovery

Backups of partitions in TAR or raw Image format
Restore backups from internal storage, external SD storage or OTG devices
Install Custom Firmware
Install flashable ZIPs and image files
Partition wiping
Delete System, Cache, Vendor, Partition, User Data, etc
Install Root or Unroot by flashing ZIPs
Terminal access
ADB Root Shell
Theme Support
Possible decryption support depending on the device

Steps to Install TWRP Recovery on Galaxy S21 Ultra:

Now before we go ahead and install TWRP Recovery on the Galaxy S21 Ultra, let us make a list of pre-requisites that are required to unlock it:

Charge your phone

You need to make sure that your Galaxy S21 Ultra is charged to about 60% before installing TWRP recovery to avoid any boot loop issues during the unlocking process.

Take a complete backup

Before rooting, one of the most important things that you need to do on your phone is to take a complete backup of your phone. For that, you can follow the guide by clicking the link below:

How to Backup Your Data on Android device

Activate Developer Options

To Enable the Developer Option on your device, follow the below steps:

Go to the Settings menu of your Android device.
Then scroll down and go to About.
Now you need to head to Software Information>> More.
Here tap on the Build Number 7-8 times until you see a message “You are now a developer”.

You also need to enable USB Debugging and OEM unlock option under the Developer Options menu. And to do that:

Head over to Developer Options and toggle ON the USB Debugging option as well as the OEM unlock option.

USB-Debugging

Huawei Enable OEM Unlock

Install ODIN tool

You need to install the latest Odin tool on your PC. For that, you can follow the link mentioned below:

Download ODIN Tool

Unlock the bootloader

In order to install the TWRP Recovery, you have to first unlock the bootloader on Galaxy S21 Ultra.

Warning!

Before we begin with the unlocking of bootloader, I would strongly recommend you to create a backup of your device storage and all your files stored on your device. Unlocking of bootloader will wipe off the entire data on your device. Moreover, it is advised to follow the steps mentioned in this post very carefully to avoid permanent damage or brick your device. If anything goes wrong, the author or GetDroidTips is not responsible for it.

Download Samsung USB Drivers

You can follow the link below in order to download the correct Samsung USB drivers for your phone.

Download Samsung USB Drivers for Windows and Mac

Download TWRP Recovery

Here you will find the latest and TWRP recovery for the Galaxy S21 Ultra.

TWRP Recovery (Exynos)

TWRP Recovery (5G - Snapdragon)

Instructions to Install TWRP:

Follow the step by step instructions mentioned below to simply install the TWRP Recovery on your Galaxy S21 Ultra:

Guide to Install TWRP Recovery via Odin Tool

You can check out our full-depth tutorial video as well:

Watch the Video Guide on Steps to Install TWRP Recovery on any Samsung Device

Once the device booted into TWRP Recovery mode, you need to decrypt data partition. In order to do it: Go to Wipe > Format Data and follow the on-screen instructions.
Then reboot to recovery mode again.
Now, flash the no-verity-opt-encrypt, Magisk, and RMM Bypass zip one-by-one to prevent boot loops.
That’s it. Reboot to the system finally. Enjoy!

Root Galaxy S21 Ultra Using Magisk

Now you need to install the Magisk Manager APK on your phone.
Place it in the internal memory on your device.
Then head over to recovery by pressing the Volume up + Power button together.
Make sure you have created a backup of your Galaxy S21 Ultra.
In TWRP, select Install and locate Magisk.zip and select the file.
Swipe to Install and flash it.
Restart your device.
Voila!

So, there you have it from my side in this post. I hope you guys liked this post and were able to install the TWRP Recovery and root your Galaxy S21 Ultra smartphone. Let us know in the comments below if you faced any issues while installing the TWRP recovery on your phone and then rooting it using Magisk. Until the next post…Cheers!

Source, Source