How to Downgrade Galaxy S25 Ultra from Android 15_to_13

ByDilawar

Downgrading Galaxy S25 Ultra Android 15_to_13:

⚠️ Warning: This will erase all data. Backup first!

  1. Unlock bootloader (required for flashing)
  2. Download the factory image for target Android version
  3. Install ADB/Fastboot on your computer
  4. Boot to Fastboot mode on your ‘.Galaxy S25 Ultra.’
  5. Run commands:
    fastboot flash bootloader bootloader.img
    fastboot reboot-bootloader
    fastboot flash radio radio.img
    fastboot reboot-bootloader
    fastboot -w update image.zip
  6. Reboot and complete setup

Pro Tips:

  • Use original USB cable for stable connection
  • Ensure battery is at least 50% charged
  • Double-check file names match your device

Important: Downgrading will erase all data on your device. Make sure to back up your data before proceeding.

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I'm Dilawar and I love to write about WordPress tutorials, code snippets, web hosting, and tutorials about web development. I founded Softstribe in 2012, when I was about to finish my high school studies.

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