Flash ExtremeROM Nexus One UI 8 Android 16 on Galaxy Devices

There are quite a few popular One UI 8 ROMs out there, including the likes of Nerf, Mint, and UN1CA. Along with that, the ExtremeROM Nexus has also made quite a name for itself. Beholding a slew of nifty features up its sleeves but at the same time, providing a de-bloated and snappy ecosystem, there’s no second guesses invovled as to why more and more users are being inclined towards this offering. If you are among them, then this guide is all that you would need. Follow along for the flashing instructions.

  • Flash ExtremeROM Nexus One UI 8 Android 16 on Galaxy Devices Features Supported Devices Download ExtremeROM Nexus How to Flash ExtremeROM Nexus One UI 8 Android 16 FAQ 1: Booting S10 to TWRP

Flash ExtremeROM Nexus One UI 8 Android 16 on Galaxy Devices

Flash ExtremeROM Nexus One UI 8 Android 16 on Galaxy Devices - 1

Before starting, please take a complete device backup. Droidwin and its members wouldn’t be held responsible in case of a thermonuclear war, your alarm doesn’t wake you up, or if anything happens to your device and data by performing the below steps.

Features

  • Based on the latest stable OneUI 8 Galaxy S25 FE firmware
  • All software features from S25 FE
  • S25 Ultra CSC, ringtones, and more
  • Moderately Debloated
  • Heavily DeKnoxed
  • Full SELinux Support
  • Full Galaxy AI support
  • Completely upstreamed kernels for all officially supported devices
  • Now Brief Support
  • Adaptive color tone support
  • Super HDR support
  • Adaptive Brightness support
  • Full CSC support
  • Adaptive Refresh Rate support (for some models)
  • Multi-User support
  • AppLock support
  • EroFS partitions
  • Stock models in Settings and user apps
  • High-end animations
  • Native/live blur support
  • Debloated from useless system services/additional apps
  • BluetoothLibraryPatcher included
  • KnoxPatch implemented in system frameworks
  • Extra mods (Disable Secure Flag, OutDoor mode, more coming soon)
  • Extra CSC features (Call recording, Network speed in status bar, 5GHz Hotspot)
  • Countless other small optimizations

Supported Devices

Device CodenameDevice Name / Models
x1sSamsung Galaxy S20 / S20+ (Exynos – SM-G980F, SM-G981B)
y2sSamsung Galaxy S20 Ultra (Exynos – SM-G985F, SM-G986B)
z3sSamsung Galaxy S20+ / S20 Ultra variant (SM-G988B)
c1sSamsung Galaxy Note 20 (Exynos – SM-N980F, SM-N981B)
c2sSamsung Galaxy Note 20 Ultra (Exynos – SM-N985F, SM-N986B)
r8sSamsung Galaxy S20 FE (Exynos – SM-G780F) [Unstable]

Download ExtremeROM Nexus

  1. You may now get hold of the ROM+Odin Pack for your device from below: DOWNLOAD LINK [Credits: XDA Senior Member Android Artisan]
  2. Next, download the stock firmware for your device from here and extract it.
  3. You’ll get the BL, AP, CP, CSC, and Home_CSC. We need the BL & CP files.
  4. After that, download the Cleaner and Repartitioner files for the Galaxy S10. [File Password: ExtremeROMNexusV2.6.1]

How to Flash ExtremeROM Nexus One UI 8 Android 16

  1. Download and extract Android SDK Platform Tools on your PC.
  2. Transfer all the files to platform-tools and rename them as well.
  3. For instance, consider renaming the ExtremeROM file: rom.zip.
  4. Then, enable USB Debugging & OEM Unlocking on your device.
  5. Now unlock the bootloader on your device [backup beforehand].
  6. Then boot your device to the Download Mode via the command: adb reboot download
  7. Now load the BL and CP from the stock firmware into Odin Tool.
  8. After that load the Odin Pack file to the UserData slot of the Odin.
  9. Next up, go to the Options tab of Odin and uncheck Auto Reboot.
  10. Then it Start. The flashing will now start, and it could take a while. S10 users should skip 11 steps to 13 and instead refer to FAQ 1.
  11. Once done, press and hold Vol Down and Power keys for 7 seconds.
  12. Then release the keys and press & hold the Vol Up and Power keys.
  13. Keep those keys pressed for 4-5 seconds and then release them too.
  14. Your device will boot to TWRP. Head to Wipe > Format Data > Yes.
  15. Once done, go to Reboot > Recovery to boot to the TWRP Recovery. The below Steps 16 to 19 are only for Galaxy S10.
  16. [For Galaxy S10] Go to Advanced > ADB Sideload > Swipe to Start.
  17. Then type in the below command to flash the Repartitioner ZIP file. adb sideload repartitioner.zip
  18. [For Galaxy S10] Go to Advanced > ADB Sideload > Swipe to Start.
  19. After that, type in the below command to flash the Cleaner ZIP file adb sideload cleaner.zip
  20. Now go to Advanced > ADB Sideload > Swipe to start sideloading.
  21. Next up, typein the below command to sideload the ExtremeROM adb sideload rom.zip
  22. The flashing will now start. Once complete, go to Reboot > System.

Booting the S10 device to the TWRP Recovery right after flashing it via Odin follows a different process. Here’s what you need to do:

While the phone is still connected to the computer, hold the Bixby button, power button, and volume down button at the same time. After the screen goes black, carry on holding the Bixby and Power buttons but instead of Volume Down, hold the Volume Up button.
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