How to Restore Galaxy S23 /S23+/S23 Ultra back to Stock Rom / Firmware (31 Steps )

In this technologically advanced world, it’s possible to upgrade and downgrade the stock firmware of the Samsung phone. But after installing the stock ROM manually, you have changed your mind. In that case, you can utilize the following guide to store the Samsung Galaxy S23 /S23+/S23 Ultra Back to the Stock Firmware. 

This process is also quite useful if you want to completely remove the custom firmware from your Samsung device, it also includes rooted devices. With that said, let’s head toward the step-by-step guide section.

How to Downgrade Samsung Galaxy S23 /S23+/S23 Ultra back to stock firmware?

To restore your Samsung phone, you need the following requirements. Therefore, let’s have a look at the list!
  1. Back up your Samsung Galaxy S23 /S23+/S23 Ultra important data. 
  2. Download and Install the Samsung USB driver for your PC. 
  3. Know about your phone’s model number and CSC code.
  4.  Get the latest version of the Frija Tool to download stock ROM. 
  5. Finally, get the Odin Tool to flash the stock firmware file. 
  6. Get Model No. and CSC code
  7. Download and install the Phone Info tool.
  8. Check the model number and the CSC info.
  9. You can also visit the Setting Menu → About Phone → Software information. Here, you will receive details about your mobile number and the special code. Lastly, you can dial “*#123#” in the dialer app to get both of them without any hassle. 
  10. Get firmware file
  11. Download and install the Frija tool on your PC.
  12. Enter the mobile number and CSC code that we have extracted from the previous step. 
  13. Click on Check Update to find the stock firmware. 
  14. Download and extract the Samsung firmware file.
  15. Boot into Developer Mode
  16. Go to Settings → About Phone → Software Information
  17. Tap on the Build Number up to 8 times. 
  18. Go back to Settings and scroll down to Developer options.
  19. Toggle-ON the USB debugging and OEM Unlocking options. 
  20. Enter into Download Mode
  21. Turn off your Samsung Galaxy S23 /S23+/S23 Ultra.
  22. Now, press and hold Volume Down + Up. 
  23. Keep pressing both keys and connect the device to the PC using a data cable. 
  24. Now, release both keys till the warning sign doesn’t appear. 
  25. Finally, press the Volume Up button to confirm download mode access. 
  26. Flash Stock ROM using Odin Tool
  27. Launch the Odin tool on your computer or laptop.
  28. Add BL, AP, CP, and CSC files from the stock firmware folder. 
  29. Go to the “Option” and tick on “F.reset” and “Auto Reboot”
  30. Press the Start button to initiate the flashing procedure.
  31. Once done, the Samsung Galaxy S23 /S23+/S23 Ultra will reboot into the stock ROM. 


Through this guide, you can easily restore the Samsung Galaxy S23 /S23+/S23 Ultra to the stock firmware in just a few minutes. Moreover, the users can also utilize the above guide to unroot their Samsung Galaxy S23 /S23+/S23 Ultra in a hassle-free manner. Aside from this, if you come across any trouble or have some queries, make sure to let us know in the comment part!

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