Update Galaxy M20 to Android 10 One UI 2.0 firmware

August 16, 2023

Samsung Galaxy M20 has started receiving the stable Android 10 update with the all-new One UI 2.0. According to a report, this update was especially rolled out for Germany users who had participated in the One UI 2.0 Beta Program.

Most importantly, this update packs the Android security patch for December 2019. At first, it was rumored that Samsung would release the new update in January 2020. However, to much surprise, the company decided to release the One UI 2.0 a month earlier.

In our easy steps guide, we’ll download and install Android 10 update based M205FDDU3CSL4 firmware on the SM-M205F smartphone. Moreover, this update comes with the new Android 10 features.

Additionally, it even includes various enhancements over the earlier One UI, stability improvements, as well as few bug fixes. Right now, the update is launched only for the Galaxy S10 series and the budget-friendly Galaxy M20 and M30.

But it shouldn’t be long before the company rolls it out to more devices around the world. Here we’ll manually flash the latest official Android Q-based Stock ROM with build number M205FDDU3CSL4 on Samsung Galaxy M20.

We’ll be using the Odin flash tool and install this Indian (INS) OTA update. Most important, this is not custom firmware but an official software update from Samsung. Are you ready to update Galaxy M20 to the latest official Android 10 firmware? then proceed to our tutorial given below.

Samsung Galaxy M20 Android 10 One UI 2.0 firmware

Samsung Galaxy M20 Specifications

As per the Galaxy M20 review from Samsung, it seems that this mid-budget smartphone is undoubtedly the best mobile phone of 2019. Looking at the Galaxy M20 specs, it features 6.3 inches screen with 1080 x 2340 pixels of resolution. Furthermore, it runs on an Octa-core Exynos 7904 processor with the Android 8.1 Oreo operating system. Besides, it comes in two variants: Galaxy M20 32 GB 3 GB RAM and Galaxy M20 64 GB 4 GB RAM. Galaxy M20 price in India started from Rs. 12,990. However, now you can buy it at Rs. 9,999 only.

How to Install Samsung Galaxy M20 Android 10 Update M205FDDU3CSL4

Do you want to unroot or unbrick your Samsung phone? Do you want to restore the default factory settings of your Android device? If yes, then you should flash Samsung stock firmware. Interested users may proceed to our easy step-by-step tutorial to update Android 10 SM-M205F One UI 2.0 M205FDDU3CSL4 firmware.

About Firmware

Model Name: Samsung Galaxy M20
Model Number: SM-M205F
OS Version: Android 10 Q
Build Date: 06 December 2019
Region: India (INS)
PDA Version: M205FDDU3CSL4
CSC Version: M205FODM3CSL4
MODEM Version: M205FDDU3CSL1


This process mentioned below is risky. We at Droid Thunder will not be held liable for any damage whatsoever. Hence, implement the steps carefully.


This Android 10 update is only for Samsung Galaxy M20 with model number SM-M205F. Flashing this update on any other device or variant might cause permanent damage.


  • Lack of charging can interrupt the flashing process. Hence, ensure to charge your phone up to 50%.
  • Take a complete backup of your contacts, apps, messages, notes, etc.
  • Install Samsung USB Drivers on your computer.
  • Temporary disable all the security tools as well as antivirus on your computer.


Android 10


Samsung Firmware Installation Guide

Now that you’ve downloaded the latest update, it is time to install it on your phone. Follow our guide given below to flash the Android 10 update.


Finally! This is how you can install the latest official Android 10 Q DDU3CSL4 firmware on your Samsung Galaxy M20 SM-M205F. To confirm the same, go to Menu > Settings > About Phone. If you come across any difficulty while going through this guide, then please comment below.

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