Update Samsung Galaxy S8+ SM-G955F to Android 8.0.0 Oreo

February 12, 2018 | Filed in: Firmware.

Firmware update / Stock ROM : Samsung Galaxy S8+ SM-G955F to Android 8.0.0 Oreo. The firmware available for downloading at https://www.sammobile.com/firmwares/galaxy-s8-plus/SM-G955F/. You can download your Samsung Galaxy S8+ SM-G955F firmware at the page, available for Poland, France, Turkey, Germany right now when this post published. You can check it from the download link to see all countries.  How to Root for Samsung Galaxy S8+ SM-G955F is the separated post, this post only for upgrading to Android 8.0.0 Oreo.

Update 02/15, 2018: Following a limited number of cases where Galaxy S8 and S8+ devices have rebooted unexpectedly with the Android 8.0 Oreo, we have temporarily stopped the rollout of the update. We are investigating the issue internally to ensure that the impact to the affected devices is minimized and the rollout of the update can resume as quickly as possible. Source: Samsung Official via Sammobile.

Firmware details below is one of the Android 8.0.0 Oreo firmware, you can download it according to your country at the link above.

Model SM-G955F
Model name Galaxy S8+
Country XEF from France
Version Android 8.0.0
Changelist 0
Build date N/A
Security Patch Level N/A
Product code XEF

How to install Android 8.0.0 Oreo on Samsung Galaxy S8+ SM-G955F :

  1. Extract (unzip) the firmware file. Download at https://www.sammobile.com/firmwares/galaxy-s8-plus/SM-G955F/
  2. Download Odin http://odindownload.com/SamsungOdin/
  3. Extract Odin ZIP file
  4. Open Odin
  5. Reboot Phone in Download Mode ( Turn Power off the phone, Press and hold Volume Down key + Bixby key + Power Key for a while, Release all key when Download Mode / Odin Mode appears )
  6. Connect the phone to PC with USB Cable Data, then Press and release Volume Up key
  7. Wait until you get a blue sign in Odin
  8. Add the firmware file to AP / PDA
  9. Make sure re-partition is NOT ticked
  10. Click the start button, sit back and wait few minutes

If you got Boot Loop after update samsung firmware read this How to Fix Boot Loop After Update Samsung Android Firmwares


  1. Make sure to backup your data, It will erase all the data.
  2. Make sure the firmware is match with your Samsung Galaxy model number
  3. Make sure to ticked F.Reset Time and Auto-Reboot only
  4. if you get error message “SECURE CHECK FAIL: BOOTLOADER” when flashed the ROM, try to use the newest version of the firmware update.
  5. If your device rooted, flashing firmware will unroot it.
  6. Do this with your own risk


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2 comments on “Update Samsung Galaxy S8+ SM-G955F to Android 8.0.0 Oreo

  1. Sergio says:

    It does not work. In just 2 seconds the phone reboot and is marked as succeded but it only restarts the phone and dont update.

    • Kireina says:

      I am confirmed that there are problems flashing Android 8.0 Oreo on Galaxy S8 and S8+ devices using ODIN, just wait and be patient. eagerly awaiting a clean solution from Samsung.

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