Firmware Samsung

Samsung Galaxy S20 Ultra SM-G988N firmware

samsung firmware
Written by Rabia

Samsung Galaxy S20 Ultra SM-G988N firmware download with product code KOO region Korea. SM-G988N firmware has version number PDA G988NKSU1DUB6 and CSC G988NOKR1DUB6. The operating system of Samsung Galaxy S20 Ultra SM-G988N firmware is Android 11, with build date 08 Feb 2021 Security patch level date is 01 Feb 2021, with changelist 20936898.

Device NameGalaxy S20 Ultra
Model No.SM-G988N
PDA VersionG988NKSU1DUB6
CSC VersionG988NOKR1DUB6
Firmware Build Date08-02-2021
Security Patch Level01-02-2021
Os VersionAndroid 11
File Size5.8 GB

Flashing Guide

Follow just these seven step quiet simple and easy.

  1. Download and extract a zip firmware file.
  2. Just Odin Tool open it.
  3. Go to Boot your device using Download Mode.
  4. Then, you press and hold the Volume Up and the Power buttons at the same time for 4-5 seconds.
  5. After, connect the computer with a device through the USB cable. Check the “Auto Reboot” and “Reset Time” options available in Odin Tool.
  6. Click the AP/PDA button and select a tar.md5 file from the extracted folder.
  7. Next, press the start button to continue the Flash firmware process update on your device.

For complete guide Samsung flashing with odin click here.


First of all, you must take a backup user’s important data in an external drive or In your PC. Cause, the flashing process erased all of your mobile user data.

Please make sure that you download the correct firmware for your device. If you are using Samsung devices, you can check the device model number located in the setting- About. Along, you get Download mode on the backside of your Samsung device.

Droidhelper will not responsible for any damage caused by using the Samsung Galaxy S20 Ultra SM-G988N firmware file. Because we don’t edit or custom these files. This firmware released on the official Samsung website

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