Downgrade Samsung Note 20 Ultra One UI 5.0 to 4.0 | Rollback Android 13 to 12

In this rollback guide, we will show you how to downgrade Samsung Note 20 Ultra from One UI 5.0 to 4.0 i.e. from Android 13 to 12. At the time of writing this article, Samsung started rolling the One UI 5.0 based on the Android 13 update for the Samsung Note 20 Ultra users around the globe; many users have already received the latest OneUI 5.0 update. This straightway translates to the fact that the device owners were able to welcome a plethora of new features.

One UI 5.0 is the latest version of Samsung’s mobile user interface, based on the Android 13 operating system. It offers several new features that are designed to make using your phone easier and more efficient.

However, some users still prefer the older OneUI 4.0 over, the newer one. For some, the high degree of customization is too much to deal with. Along the same lines, others have complained of a few bugs and underlying issues. Likewise, some apps are still not compatible with the latest Android update. So if you also face such issues, there’s a handy way out. You could easily downgrade your Samsung Note 20 Ultra from One UI 5.0 to 4.0 i.e. from Android 13 to 12. Here are the required instructions in this regard.

Downgrade Samsung Note 20 Ultra One UI 5.0 to 4.0 | Rollback Android 13 to 12

Samsung Galaxy Note 20 Ultra Device Overview

Samsung Galaxy Note 20 Ultra is finally here. The display on the front may be a massive 6.9-inch Quad-HD+ 120Hz Dynamic AMOLED panel & while we were expecting Samsung to feature 120Hz + QHD+ within the Note 20 Ultra, that’s not the case. a bit like S20 Ultra, you can’t have 120Hz & Quad-HD+ resolution at an equivalent time. The display features a 240Hz touch-sampling-rate.

The display also gets the Corning Gorilla Glass Victus protection which makes it the primary smartphone to return with the Gorilla Glass Victus. the peak brightness is 1,500 nits, therefore the display gets insanely bright too. In short, this is often the simplest smartphone display currently within the market & that’s not a surprise because it’s the case with every Note series flagship when it launches.

Under the hood, the phone is powered by octa-core Exynos 990 or Qualcomm Snapdragon 865+ SoC, paired with 8GB and 12GB RAM options. There also are 128GB, 256GB, and 512GB of onboard storage options — alongside microSD card support for further expansion, counting on support for 4G and 5G connectivity. to form the experience smoother, the S-Pen gets 9ms latency which may be a huge upgrade from the previous generation. Under the display is that the ultrasonic fingerprint scanner.

In the camera department, the triple camera array on the Samsung Galaxy Note 20 Ultra includes a primary 108-megapixel camera with f/1.8 aperture, OIS, Laser AF, & 8K video. there’s a secondary 12 Megapixel periscope camera with 5X Optical Zoom & up to 50X Digital Zoom. Finally, there’s a 3rd 12 Megapixel ultra-wide-angle shooter. there’s a ten Megapixel camera for selfies.

One downgrade from the S20 Ultra is that the battery size. While the S20 Ultra features a 5,000mAh battery, the Galaxy Note 20 Ultra features a 4,500mAh battery. there’s support for 25W Fast Charging, 15W Fast Wireless Charging. and 9W Reverse Wireless Charging.

Downgrade Samsung Note 20 Ultra One UI 5.0 to 4.0 | Rollback Android 13 to 12

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.


STEP 3: Download the Rollback Firmware

Likewise, download the rollback firmware for your device. This will help you to downgrade your Samsung Note 20 Ultra from One UI 5.0 to 4.0 i.e. from Android 13 to 12. You could download the Android 13 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 Note 20 Ultra 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 Note 20 Ultra will now be booted to the Download Mode.


STEP 5: Downgrade Samsung Note 20 Ultra One UI 5.0 to 4.0

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

  1. 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.
  2. Then launch the Odin Tool and connect your device to the PC via USB cable. Make sure that it is booted to Download Mode.
  3. 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.
  4. 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.
  5. 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.
  6. 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.
  7. When that is done, hit the Start button and wait for the installation to complete.
  8. Once done, the tool will display the PASS message and your device will reboot to the Android 12 OS.
    odin pass
  9. 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 Note 20 Ultra from One UI 5.0 to 4.0 i.e. from Android 13 to 12. 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 TricksPC tips and tricks, and Android Tips and Tricks that deserve your attention.


  1. It’s failed with Odin3 when I tried to downgrade from Android 12 to Android 11.

    On phone, it prompted something like “fused 3 > binary 2”.

    Can anyone help?

  2. It says:

    download mode odin failed check fail bootloader device 0x5 binary 0x3

    Done everything as said above and i do this for 15yeara so i would know this… But this is rhe first time in my life that dont work… 10 hours i try ed and nothing

    Help me please

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