In this rollback guide, we will show you how to downgrade Samsung A71 from One UI 4.0 to 3.0 i.e. from Android 12 to 11. The smartphone came out of the box with Snapdragon 730 processor with 6/8 GB of RAM, a massive 4500 mAh battery, a 6.7-inch Super AMOLED Plus capacitive touchscreen, and up to 128 GB of onboard storage. It was running on Android 10 and later upgraded to 2 major OS updates.

At the time of writing this article, Samsung started rolling the One UI 4.0 based on the Android 12 update for the Samsung Galaxy A71 users around the globe, many users have already received the latest OneUI 4.0 update. This straightway translates to the fact that the device owners were able to welcome a plethora of new features.

One UI 4.0, which is based on Android 12 brings an entirely new UI design with a simplified color palette feature and the game-changer Android 12’s material YOU design that lets users significantly personalize the look and feel of the UI. The dark mode is now been expanded to all app icons and the camera UI adds ease to use and is better than the last version.

However, some users still prefer the older OneUI 3.0 over the newer one. For some, the high degree of customization is way too much to deal with. Along the same lines, others have complained of a few bugs and underlying issues. Likewise, there are still some apps that aren’t compatible with the latest Android update. So if you also facing any such issues, then there’s a handy way out. You could easily downgrade your Samsung A71 from One UI 4.0 to 3.0 i.e. from Android 12 to 11. Here are the required instructions in this regard.

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Samsung Galaxy A71 Specifications: Overview

The Samsung Galaxy A71 sports a 6.7 inches Super AMOLED display with an FHD+ resolution i.e., 1080 x 2400 pixels. It has a screen-to-body ratio of 87.2 percent, an aspect ratio of 20:9, and a pixel density of 393 PPI. The display also has an under-display optical fingerprint scanner, which is also protected by this old Corning Gorilla Glass 3.

Underneath the Samsung Galaxy A71, it sports the Qualcomm Snapdragon 730 SoC, and this SoC is built on the 7nm process. On the GPU side, it has the Adreno 618, which is 30% faster compared to the old Adreno 616. The device has 6GB and 8GB of LPDDR4 RAM and 128GB of UFS 2.1 internal storage. This is further expandable via a micro SD card up to 1TB. The device has a dedicated type SIM card slot where you can insert two Nano types of SIM cards and a micro SD card simultaneously.

Coming to the optics, the Samsung Galaxy A71 has a quad rear camera setup which gets arranged in a vertical setup ( in an L shape ) to the left of the device along with the flash module. This rear camera setup includes a primary 64MP In-house Samsung GW1 sensor with f/1.7 aperture value, PDAF, and also for Electronic Image Stabilisation ( EIS ). This sensor pairs with a secondary 12MP ultra wide-angle sensor with an f/2.2 aperture value. And it has a tertiary 5 MP depth sensor with an f/2.2 aperture value, which will be used for taking portrait shots.

Downgrade Samsung A71 One UI 4.0 to 3.0 | Rollback Android 12 to 11

The Samsung Galaxy A71 packs a large 4,500 mAh battery that charges over a USB type C port. This battery also supports 25W fast charging tech from the brand. Sadly the device doesn’t come with support for other charging facilities like wireless charging, reverse charging, and many others. The device runs on One Ui 2.0, which is based on the latest Android 10. Coming to the biometric options, the device comes with an in-display fingerprint scanner and also face unlock. Connectivity options include Wi-Fi 802.11 a/b/g/n/ac/ax, dual-band, Wi-Fi Direct, hotspot, Bluetooth 5.0, A2DP, LE, GPS with A-GPS, GLONASS, BDS, GALILEO, NFC (market dependant), FM radio, and USB 2.0, Type-C 1.0 reversible connector, and many more.

The entire instructions have been broken down into separate sections for ease of understanding. Follow along in the exact same sequence as mentioned.

STEP 1: Take a Device Backup

To begin with, take a backup of all the data on your device. This is because the below downgrade process might wipe off all the data.

STEP 2: Install Odin

Next up, install the Odin Tool on your PC. This will be used to install the downgrade firmware onto your device.

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STEP 3: Download the Rollback Firmware

Likewise, download the rollback firmware for your device. This will help you to downgrade your Samsung A71 from One UI 4.0 to 3.0 i.e. from Android 12 to 11. You could download the Android 10 firmware using the Frija Tool or the Samfirm tool. Just make sure to download the firmware corresponding to your region only.

STEP 4: Boot Samsung Galaxy A71 to Download Mode

Along the same lines, you will have to boot your device to the Download Mode. To do so, Power off your device. Then press and hold the Volume Down + Volume Up together and connect your device to the PC via USB cable. As soon as you see the Download Mode, release all the keys. Finally, use the Volume Up key to select the OK option. That’s it. Your Samsung A71 will now be booted to the Download Mode.

STEP 5: Downgrade Samsung A71 One UI 4.0 to 3.0

Now that you have carried out the above four steps, you may start off with the downgrade process.

  • To begin with, extract the downgrade firmware onto your PC. You should get the AP, BL, CP, CSC, and Home CSC files in the .tar.md5 format.
  • Then launch the Odin Tool and connect your device to the PC via USB cable. Make sure that it is booted to Download Mode.
  • As soon as the connection is established, Odin’s ID: COM port will be highlighted. This means that the tool has successfully identified your device in the Download Mode.
  • It’s now time to load the firmware files to Odin. So first of all, click on the tool’s BL button and load the BL firmware file.
  • Likewise, do the same for the AP, CP, and CSC. Do keep in mind that you should load the Home CSC file and not the normal one under the CSC section.
  • Once you have loaded all the firmware files, go to the Options section of Odin. Now enable the ‘Auto Reboot’ and ‘F.Reset Time’ options.
  • When that is done, hit the Start button and wait for the installation to complete.
  • Once done, the tool will display the PASS message and your device will reboot to the Android 10 OS.
  • You may now disconnect the device from the PC and close the Odin Tool.

That’s it. These were the steps to downgrade your Samsung Galaxy A71 from One UI 4.0 to 3.0 i.e. from Android 12 to 11. If you have any queries concerning the aforementioned instructions, do let us know in the comments section below. Rounding off, here are some equally useful iPhone Tips and Tricks, PC tips and tricks, and Android Tips and Tricks that deserve your attention.