Download and install android 10 for Galaxy M30 and M20

Samsung has already released the roadmap of Android 10 update schedule for various flagship and mid-range smartphones. The Galaxy S10 series has already started receiving the stable build of One UI 2.0 firmware update. Moreover, the One UI 2 beta program is currently live for the Galaxy S9 series, Note 9, and Note 10/10+ devices. Seems like the Android 10 update for some mid-range phones came early. Yes, the Samsung Galaxy M20 and M30 are now directly receiving the stable version of Android 10 update. Here is how to download and update your Galaxy M20 and M30 Android 10 based on One UI Core 2.

The Galaxy M-series became very popular in India due to some attractive specifications at a very low price. The M30 in particular is only available in India. Whereas the M20 made its way in some Middle Eastern countries as well. Today, Samsung released One UI 2.0 stable update to the Galaxy M30 and M20 phones in India. The new Android 10 update features new build numbers M305FDDU3CSL4 for the Galaxy M30 (SM-M305F) and M205FDDU3CSL4 for the Galaxy M20 (SM-M205F).

As we already know, Android 10 update features enhanced location permissions, advanced privacy tools, live caption, smart reply, sound amplifier, gesture navigation from Google Pixel, dark mode, focus mode, family link, latest security updates, and more. Moreover, One UI 2.0 exclusive features include gesture navigation implementation from Google as well as Samsung, updated one-handed mode, new media and devices, updated Biometrics, brand new battery usage graph, Digital Wellbeing, pre-installed Android Auto, removal of Android Beam, and much more. Plus, updated Samsung stock apps like Samsung Camera, Internet, Contacts, Calendar, Reminder, My Files, Calculator, Gallery, etc.


According to the screenshot above, the update says One UI Core 2 and not just One UI 2.0. We believe its one and the same thing. This is because the screenshots from this Samsung community member shows the same user interface as that on the Galaxy S10.

Here in this tutorial we will so you how to update your Samsung Galaxy M20 and M30 to stable Android 10 firmware with build CSL4. This can be done from any previous stable Android 9.0 Pie version.

  • You can wait for the OTA update to become live in your region, then go to Settings > System Updates > Download OTA updates manually.
  • The second option listed below is flashing the full stock firmware using Odin FlashTool. However, this will also factory reset your device and you will lose all data. So it is recommended that you backup your phone completely!

Download stable Android 10 for Galaxy M30 and M20 based on One UI 2.0

The full stock firmware can be downloaded directly from Samsung Severs using two amazing tools. The SamFirm (Samsung Firmware Downloader) tool and the newly added Frija (also a Samsung Software Downloader) will let you download the latest stock firmware (that comes in a .TAR file extension) for any of your Samsung Galaxy devices. So you can basically download the full firmware update (One UI 2.0 based on Android 10) for your M30 or M20. Once you have the full stock firmware, you can easily flash it using the Odin FashTools.

  • First, download and extract the latest SamFirm tool or the Frija Samsung Firmware Downloader.
  • Go to About Phone under Settings on your Samsung phone and note down the model number like for M30 (SM-M305F) and M20 (SM-M205F).
  • Find the CSC code for your Galaxy M phones from here. Also known as region or product code. In this case use INS for Android 10.
  • Input the model number and region code.
  • Select or check the Auto box.
  • Also, check decrypt automatically box.
  • Hit check updates option.
  • Once the details are shown, hit the download button.

Download Android 10 for samsung Galaxy M30 via SamFirm-min

Download Samsung Galaxy M20 and M30 Odin firmware from third-party websites

Though the above method should work wonders, here we are listing the third-party firmware download websites that may help you do it without any hassle. Some of the following websites may give you slower download speeds. So a better option is the above method downloading directly from Samsung Servers.

Downloads by SamMobile: (freemium)

How to update Samsung Galaxy M30 and M20 to Android 10 using Odin FlashTool?

In order to flash the latest firmware update onto your M30 or M20 phone, you must backup all the data, apps, photos, videos, media and all storage to PC. This is because the Odin FlashTool we are about to use here will factory reset your phone. Hence, backup. You can later restore the backup onto your new firmware as well.

The full stock firmware for Samsung comes in a .TAR file extension weighing over 2 GB in size. Once you have downloaded it form above, extract the zip to get a TAR file. Then move ahead onto flashing this onto your phone using Odin FlashTool.


One UI 2.0 full stock firmware installation:

  1. Power OFF your Galaxy M30 or M20 phone completely.
  2. Now reboot the phone into Download mode or Odin mode.
  3. To do so, press and hold the Volume Down (or Volume UP) + Power Buttons at the same time. Once the Samsung logo appears, you will see a screen with a warning sign. Press the Volume Up button to proceed. You will be in the Download Mode.
  4. Download and extract latest Odin FlashTool from above. You can also use the modified Odin tool if that does not work.
  5. Run the odin.exe file as administrator.
  6. Connect your Galaxy S10 to PC via USB cable. Odin should output a message called “Added!!”.
  7. Now download and extract the firmware zip file to get TAR image files. Add the firmware files to Odin. If there is only one file, then add it into the [AP] slot. Otherwise, add to the Odin sections appropriately. Like BL for BL, AP for AP, CP for CP, CSC for CSC (not HOME_CSC).
  8. Now under the options tab make sure that only “Auto Reboot” and “F. Reset Time” are selected.
  9. Check the log tab and click the Start button on the bottom right.

Output should be shown in the log. Once the flash is successful, log should say PASS.

Note: To get out of Download Mode, simply hold the Volume Up and Power buttons for a few seconds (around 10 sec.) and your phone will reboot normally.

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