Boot Samsung Galaxy S9 Plus into Download Mode using simple steps given below. After being globally announced at MWC 2018, the Samsung Galaxy S9 and Galaxy S9+ have been finally released last month. The Galaxy S9 Plus comes with some mouth watery specs and features including 6.2 inches of Super AMOLED screen with 1440 x 2960 pixels of resolution, Qualcomm SDM845 Snapdragon Octa-core processor, 256 GB of internal memory, 6 GB of RAM, 12 megapixel+12 megapixel dual primary camera, 8 megapixel front shooter for selfies, Sensors like Iris scanner, fingerprint, gyro, proximity, compass, barometer, heart rate, SpO2, non-removable Li-Ion 3500 mAh battery and much more. In this guide we’ll discuss some easy steps on how to enter Galaxy S9 Plus into Download Mode.

Download mode is a special state or we can say a sub-system of an Android phone and is mainly used to flash stock firmwares through official means. Once you enter your Galaxy S9 Plus into download mode, the system of your device will boot from external sources instead of the stock bootloader which will directly help you to replace the stock ROM on your device. Moreover, download mode is also widely used in gaining root access, flashing custom recovery, custom ROMs, boot loader, kernels, modems, pit files, system update etc.

How to Boot Galaxy S9 Plus nto Download Mode

By booting your Samsung Galaxy S9 Plus into Download Mode, you can easily install the newly released Samsung OTA updates. You can easily flash them from your PC directly into your device using the USB data cable. Remember that for flashing an official stock firmware you’ll need a tool called Odin which must be installed on your PC. Below you can find the download links for all versions of Odin.

If you are flashing a firmware by entering your Galaxy S9 Plus into download mode, then you need the ROM package file in tar or tar.md5 format which can be flashed by Odin tool from a PC. Note that Odin does not accept zip files which is completely different from flashing ROMs through recovery mode.

How to Boot Galaxy S9 Plus into Download Mode

For entering into downloading mode, it is not essential that your phone has root access. Download mode, also called as Odin mode can be entered on any smartphone or tablet irrespective of whether it is rooted or unrooted, whether it has custom ROM or stock firmware installed. To confirm that you’ve successfully booted your Galaxy S9 Plus into download mode, you’ll see a black/blue screen with an Android image in it which says “Downloading”.

There are different methods to boot your Galaxy S9 Plus into download mode. The universal method is by pressing and holding the hard keys/buttons. But what if your button is not working or is broken. Still it is possible to boot your Galaxy S9 Plus into download mode. Entering Galaxy S9 Plus into download mode is one of the easiest tasks that any Android user can implement, as you just need to follow any of the instructions mentioned below. Here in this step by step guide, we’ll discuss four important methods on how to easily enter Galaxy S9 Plus into download mode with or without keys.

How to Enter Samsung Galaxy S9 Plus into Download Mode

We have mentioned 4 different ways to enter Samsung Galaxy S9+ into download mode. You can refer any one of them.

Note that the below mentioned methods are applicable on all variants of Samsung Galaxy S9 Plus including SM-G9650, SM-G965F, SM-G965U, SM-G965N, SM-G9658, SM-G965FD and SM-G965W.

Method 1: Using Hard Keys

Step 1: Power off your Galaxy S9 Plus completely until it vibrates.

How to Boot Galaxy S9 Plus into Download Mode

Step 2: Press and Hold Volume Down key + Bixby button + Power button simultaneously until you see a warning message. Leave all the keys as you see the warning message window.

How to Boot Galaxy S9 Plus into Download Mode

Step 3: Now just press Volume up button to continue.

How to Boot Galaxy S9 Plus into Download Mode

This will directly land your Galaxy S9 Plus into download mode.

How to Boot Galaxy S9 Plus into Download Mode
That’s all! You’ve successfully booted your Galaxy S9 Plus into download mode using hard buttons.

Method 2: Using ADB commands

ADB and Fastboot is a versatile command line tool that lets you communicate with your device when connected to computer (Windows, Mac or Linux) using a USB cable. Through these commands you can perform various actions such as installing and debugging apps, backing up partitions and many more. Lets use this ADB and Fastboot method to boot your Galaxy S9 Plus into download mode.

Step 1: Enable USB debugging mode on your device. For that, go to Menu->Settings->Developer options ->USB debugging. If you don’t see Developer option then go to Settings->About Phone and tap 7 times on the Build number. This will make the Developer option appear in the Settings menu.

How to Boot Galaxy S9 Plus into Download Mode

Step 2: Enable OEM unlocking and Advance reboot mode from Developer options.

How to Boot Galaxy S9 Plus into Download Mode

Step 3: Download and install ADB and Fastboot setup on your PC.

Step 4: Using USB cable connect your Galaxy S9 Plus to PC.

Step 5: Launch Command window on your PC. For doing that, hold Shift button and right mouse click anywhere on your PC. You’ll see a list of options from which select Open command window here option. This will launch the command prompt window on your PC.

How to Boot Galaxy S9 Plus into Download Mode
How to Boot Galaxy S9 Plus into Download Mode

Step 6: Now to confirm that your Galaxy S9 Plus is correctly connected to your PC, type the following commands in the command window and press enter key:

adb devices

How to Boot Galaxy S9 Plus into Download Mode

As soon as you press enter key, you’ll see a message saying ‘List of devices attached’ along with some random numbers. This will ensure that your Galaxy S9 Plus has successfully connected to your computer.

How to Boot Galaxy S9 Plus into Download Mode

Note: If such thing doesn’t happen, then re-install device drivers, enable USB debugging mode and try again. If the problem still persists, try changing USB cable or even the USB port.

Step 7: Now to boot your Galaxy S9 Plus into download mode, type the following command in the command window and hit enter key:

adb reboot download

How to Boot Galaxy S9 Plus into Download Mode

As soon as you press enter key, your Galaxy S9 Plus will boot into download mode.

Method 3: Using Terminal Emulator (Requires ROOT)

Terminal Emulator app helps you in accessing the Android’s built-in Linux command line shell.

This method requires root access on your smartphone.

Step 1: Download and install Terminal Emulator App from Google Play Store.

Step 2: Launch Terminal Emulator App.

How to Boot Galaxy S9 Plus into Download Mode

Step 3: Type this command in it and press enter:

su

How to Boot Galaxy S9 Plus into Download Mode

Step 4: As soon as you hit enter key, a popup will appear to grant Superuser permissions. So click on Grant option.

How to Boot Galaxy S9 Plus into Download Mode
How to Boot Galaxy S9 Plus into Download Mode

Step 5: On the next line type the following command and press enter:

reboot download

How to Boot Galaxy S9 Plus into Download Mode

As soon as you hit enter key, your Galaxy S9 Plus will enter into download mode.

Method 4: Using Quick Reboot App (Requires ROOT)

Quick Reboot app provides advanced reboot options to boot your Galaxy S9 Plus into download mode, recovery mode, normal reboot, fast reboot, safe mode and much more.

This method also requires root access on your phone.

Step 1: Download and install Quick Reboot app from Google Play Store.

Step 2: Launch Quick Reboot app.

How to Boot Galaxy S9 Plus into Download Mode

Step 3: Tick the ‘I have read and accept the terms’ and click on confirm.

How to Boot Galaxy S9 Plus into Download Mode

Step 4: To enter into download mode, simply click on the Fastboot mode option.

How to Boot Galaxy S9 Plus into Download Mode
How to Boot Galaxy S9 Plus into Download Mode

Step 5: Then Tap on Yes to confirm.

How to Boot Galaxy S9 Plus into Download Mode

Step 6: As soon as you hit Yes, a popup will appear to grant Superuser permissions. So click on Grant option.

How to Boot Galaxy S9 Plus into Download Mode
How to Boot Galaxy S9 Plus into Download Mode

This will enter your Galaxy S9 Plus into download mode.

How to Exit (get out of) Download Mode

  • For Android phones with a removable battery, you just need to open the back panel, remove and re-insert the battery and then normally start the phone by pressing Power button.
  • For non-removable battery phones, long press + hold the Power button to exit the download mode and restart the device.
  • For phones with Android 6.0 Marshmallow and above OS, Google has introduced new process to exit the Download mode. For that you need to press and hold Power button + Volume Down key simultaneously until your device reboots.
I hope that this clear things up on how to enter and exit your Samsung Galaxy S9 Plus SM-G9650, SM-G965F, SM-G965U, SM-G965N, SM-G965U, SM-G9658, SM-G965FD and SM-G965W into Download Mode.
If you face any problem while going through the process, then do comment below. I’ll be glad to help you guys. Till then Keep Smiling and Peace Out! 😎🤘