Samsung Galaxy S8 Plus (SM-G955U) Latest Firmware G955USQS3CRE2 Android Oreo 8.0.0 Flashing Guide and Download

Samsung Galaxy S8 Plus (SM-G955U) Latest Firmware G955USQS3CRE2 Android Oreo 8.0.0
Samsung Galaxy S8 Plus (SM-G955U) has a new official firmware G955USQS3CRE2 released by Samsung which is built on top of the latest Android Oreo 8.0.0. Each new update is designed to make the device run faster with added new features to get the most out of the new Android Oreo. A new firmware update is delivered to the devices over OTA by the manufacturers and the carrier. In most cases, updates usually take a long time to reach every single device of the series based on location. If you do not wish to wait, you can manually flash your Samsung Galaxy S8 Plus with the latest official firmware following our guide below. 

Latest security patches are provided with every new Firmware update so that your device is secure against any latest security threats identified by the Android. It is a best practice to update your device with the latest firmware as and when it comes out to avoid any major security risk. We recommend using Odin tool to manually flash the official on any Samsung devices. Using Odin you can manually flash your Samsung Galaxy S8 Plus (SM-G955U) with the latest firmware G955USQS3CRE2 safely. 

Keep in mind, before flashing your device make sure your Galaxy S8 Plus matches the model number exact to SM-G955U. SM-G955U is specific to the United States and will not work on other Galaxy S8 Plus around the world. Always ensure that you have the specific firmware for your device model number before you manually flash your device. It is because flashing a wrong firmware can make the device to get bricked and get permanently damaged in the process. Every Firmware is model specific and it is a necessary step to ensure you do not damage your device. You can find the model number of your device in the About Device section from the settings menu on your device.

Tools that You Might Need

Samsung's official Samsung Smart Switch is a recommendation by us to backup your devices over to your PC using a data cable. This tool will help you keep a backup of your data on your PC and restore it back to your device after manual flashing. It is advisable to keep a backup of your device before you manually flash your device as it can erase your device data in the process. 

The smart switch tool keeps the drivers needed for manual flashing of your Galaxy S8 Plus on your PC so you do not have to search them in the process. The backup of your data is safe to your PC for restore in case you need it after the flashing process. If you are familiar with Kies in past, this is the newer version of Samsung Kies and works almost similarly. Any device after the Note II or the Galaxy S4 uses the newer Smart Switch tool.

Odin is the best tool we recommend for manual flashing of Samsung Galaxy S8 Plus (SM-G955U). If you follow the steps and ensure that you download the correct firmware specifically for your device you will be running the latest Android with new features and latest security patch.

How to Update Samsung Galaxy S8 Plus (SM-G955U) to Latest Firmware G955USQS3CRE2 by OTA

OTA or Over the Air is the official update you receive from the manufacturer or carrier as a downloadable option on your phone. Generally, OTA updates are slower to reach the devices and take a lot of time to download and update the device.

Step 1: Keep your device charged to over 60%

Step 2: Backup your data

Step 3: Head over to setting and select About Phone

Step 4: Select Update Software option from About Phone Menu

Step 5: If you have an update available you will get an option to download the update

Step 6: Select OK and download the update on your device

Step 7: Wait until the device completes the update and reboots. The device can reboot a couple of times, it is usual and you should not interrupt the process.

After the phone reboots head over to the About Phone section in your setting menu and checks the latest Android Version to confirm the update.

How to Update Samsung Galaxy S8 Plus (SM-G955U) Using the Samsung Smart Switch

Samsung Smart Switch is the official tool to backup, update or restore your Samsung devices. Previously it was called the Kies which got the new tool for new devices running Android 4.3 and above.

Using Samsung Smart Switch has its own benefit, as it automatically makes sure you have the necessary drivers for update device. Odin is the best tool to manually flash the latest firmware on your Samsung device. Samsung Smart Switch can also help you update your device to the latest firmware automatically once a new update is available. You can get the tool for your Windows PC as well as Mac.


Step 1: Download the Smart Switch Tool for your PC if you have not downloaded it above

Step 2: Open the tool and connect your Samsung Device using the USB Cable to your Computer. If you are connecting the device for the first time, then it will ask permission on your device, click Ok. You need to update the device driver if your device is not recognized.

Step 3: If there is a new update available it will automatically download on the tool. Click update and it will sideload your update to your device.

Step 4: It will take some time to update your device. Your device will automatically reboot once your update is downloaded to your device.

Step 5: You can set your preference to download the software every time a new version is available automatically on your PC. You can update your device once you connect to the tool.

How to Flash Samsung Galaxy S8 Plus (SM-G955U) to Latest Firmware G955USQS3CRE2 Manually

Note: Flashing is only recommended if you know what you are doing. We take no responsibility if your device behaves improperly. Firmware is device specific and will not work with other devices. If you are not sure about Flashing, it is better to wait for official OTA updates.

These simple steps will help you update your Samsung Galaxy S8 Plus (SM-G955U) to Latest Firmware G955USQS3CRE2 using the download links below specific to your carrier.

Step 1: Download the firmware .zip file from the link below that contains the official Firmware and extract it on your PC or Mac

Download Links for Official Firmware
Mirror 1
Mirror 2

Step 2: Download Odin from the Link           

Step 3: Extract the Odin file downloaded and install it on your PC

Step 4: Reboot your Phone to download mode by pressing Home+ Power+ Volume Down buttons together

Step 5: Connect your phone to PC

Step 6: Open Odin and wait for a blue tick on Odin

Step 7: Select AP/PDA on the Odin and choose the firmware file you extracted earlier

Step 8: Uncheck the repartition option in the tool

Step 9: Click start and allow the flash to complete

Step 10: The phone will reboot automatically, if not enter into recovery mode and select factory reset option

This will confirm the flashing on your device and your device will now be running the official Android Oreo 8.0.0.  You can check your Android version by going to the About Phone and checking the version.

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