Here is a complete tutorial explaining how to update Samsung Galaxy M40 with Android 10 One UI 2.0 update. Just recently Samsung started pushing stable Galaxy M40 Android 10 build to the public. India is the first region to get the update, other regions, where the Galaxy M40 is sold, will start receiving it shortly. Jumping from older Android Pie, the version which the phone shipped with, new Android 10 update brings new features and a reworked UI. Read the steps ahead to install official Galaxy M40 Android 10 One UI 2.0 firmware manually.
Despite Galaxy M40 being announced after Android 10’s official launch, Samsung shipped the phone with Android Pie. Initially, this came as a disappointment to many users. Anyhow, the brand has been hard at work in getting the phone up-to-date and it has finally succeeded. Users can manually install Android 10 One UI 2.0 update on their Galaxy M40 through this tutorial.

Disclaimer: Please use this guide at your own risk. We, at TeamAndroid, would not be held responsible if you brick or generally mess up with your device. Further, the firmwares, system files or apps used are property of their respective owners.
Android 10 Firmware Details:
This specific official firmware brings Android 10 revision to Samsung Galaxy M40 and includes One UI 2.0 skin. Various other features have also been packed inside Galaxy M40 Android 10 update.
This firmware tutorial for the Samsung Galaxy M40 is for a specific model number and will not work if your phone is a different variant. Latest Android 10 firmware is available for the following phones:
- Samsung Galaxy M40 M405F
To check the model of your phone, go to Settings > About phone > Model number.
You might find these following Galaxy M40 related articles interesting:
- Install Android Q: How to Install Android 10 on Computer.
- Custom ROMs: For a complete collection of Samsung Galaxy M40 custom ROMs, click here!
If you plan on rooting this phone or are still confused for why to root Galaxy M40, read: Benefits of Rooting Your Android Device.
Samsung Galaxy M40 USB Drivers
You will need to connect your Android phone with the computer. For that, please make sure you have installed the USB drivers for Samsung Galaxy M40 properly. If not, you can download the latest official drivers from our Android USB Drivers section here:
Download Samsung Galaxy M40 USB drivers!
All set and ready? Good. You can now continue reading below and update Galaxy M40 to Android 10 official firmware update.
How to Install Galaxy M40 Android 10 One UI 2.0 Update
Ahead, we have a detailed step-by-step procedure through which you can update Samsung Galaxy M40 to Android 10 build. The firmware is an official one signed by Samsung and we will utilize latest ODIN to flash Galaxy M40 Android 10 build.
Please read every line carefully and make sure you read the tutorial once before actually performing on your device.

To Remember:
- This tutorial is only for Samsung Galaxy M40 M405F. Please don’t try this on any other variants of the phone.
- Firmwares used in this post are official releases by Samsung for the Galaxy M40.
- Make sure you backup all your data in your phone before proceeding.
Complete Step-By-Step Instructions:
Step 1 – Download Galaxy M40 Android 10 update from the following links for your specific Galaxy M40 model to your computer and extract the zip file.
- Galaxy M20 M405F: M405FDDU2BTB5
Step 2 – Download Odin which will help you to install Android 10 update on Samsung Galaxy M40.
Step 3 – Switch OFF your phone. Now go to Download Mode. How? Press and hold the Volume Down + Bixby buttons together, and then press the Power button till you see the construction Android robot and a triangle. Press Power again to confirm to enter into Download Mode.
Step 4 – Make sure you have your Galaxy M40 USB drivers installed on your computer.
Step 5 – Open ODIN on your computer. Connect your phone to your computer while your phone is in the Download Mode.
Step 6 – If your phone is connected successfully, one of the ID:COM boxes will turn yellow with the COM port number. This step might take some time.
Step 7 – Now select the files that you have to flash/install on your phone. These files are to be found from the extracted files in Step 1.
- Click on ‘AP’ and select file with ‘AP’ in its name.
- Click on ‘CP’ and select file with ‘MODEM’ in its name. Ignore this step if there is no such file.
- Click on ‘CSC’ and select file with ‘CSC’ in its name. Ignore this step if there is no such file.
- Click on ‘PIT’ and select the .pit file. Ignore this step if there is no such file.
- Click on ‘BL’ and select file with ‘BL’ in it’s name. Ignore if there is no such file.
If you are using an older version of ODIN or flashing a firmware which doesn’t have the above mentioned file name format then look below for the abbreviations to the old name format. Do note that only file name changes, the functionality and back end process remains the same so don’t worry.
- AP = PDA
- BL = Boot Loader
- CP = Modem
Step 8 – In ODIN, check the Auto Reboot and F. Reset Time options. As for the Re-Partition option, check it ONLY if you selected a .PIT file in the above step.
Step 9 – Now click on the Start button in ODIN. Installation process will start and would take a few minutes to complete.
Step 10 – After the installation is completed, your phone will restart. After you see the home screen, unplug your phone from the computer.
That’s it. Your Samsung Galaxy M40 has now been updated to Android 10 firmware update. Go to Settings > About phone to verify.
Backup and Other Important Tips
Here are some important tips and tricks for backing up data before you install any new firmware:
- Camera photos and videos
- Music
- Account information (logins and passwords)
- WhatsApp messages – Check out our full guide on how to backup WhatsApp messages and media.
- Downloads
Conveniently, Samsung also provides a proprietary tool for creating a complete backup of your phone including settings, app data, photos and more. Named as Samsung Smart Switch you require a computer with ample space to store a complete backup of your phone.
A few more optional tips that you should remember:
- Having problems connecting your Android phone to the computer? You need to enable USB debugging mode. See here: How to Enable USB Debugging.
- Make sure your Android device is charged up to 80-85% battery level.
- Most of the tutorials and how-to guides on Team Android are for factory unlocked Android phones and tablets. We recommend NOT to try our guides if your phone is locked to a carrier, unless we have specified the carrier name or device model.
If you run into any problems, feel free to drop us a comment below and we will reply you back ASAP with the fix or the solution to your problem.