Samsung Galaxy Tab S3 9.7 2017 Edition Received Two Major Upgrades from Samsung. The unexpected One UI update is one in this. Due to It is an Old device and Tablet, Some People thought It would not get One UI Pie 9.0 update. Only Samsung knows their software update timeline. But, they have a habit of rolling out Two Major upgrades for Flagship level devices and One Major upgrade for a Mid-Range series. This update includes notable features like Adaptive Battery, Adaptive Brightness, and Improved Gestures.

If you are a regular user, and your mobile is in live condition, you can update your mobile using two ways- Software update and Samsung SmartSwitch. If you are a root user, you should flash the firmware using Flashify app. Or Else you will lose root access. Both users can Unbrick their mobile using the below ODIN method.
One UI Pie Firmware Flash- Samsung Galaxy Tab S3 9.7 2017
Official OTA Method
If you want to update a security patch to the current month. Donāt go for the manual method. Try this Automatic method.
The process is straightforward and simple;

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Go to your device setting menu and scroll down to the bottom
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Tap on āSoftware Updateā
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You may have to refresh the page to start the OTA upgrade process.
Manual Method (SM-T820, SM-T825, SM-T825C, SM-T825N0, SM-T825Y, SM-T827, SM-T827R4)
Note
- Check Your Device Mobile No. If you flash Different model number, you will lose some features based on your region.
- Battery Percentage Above 50.
- Backup Your Device.
Using ODIN Method

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Enable USB Debugging Mode and OEM Unlock; youāll find these options at Settings >>> Developer options. If you didnāt see the developer options on your settings menu, then go to about >>> build number; click on the āBuild Numberā row for about ten times regularly to activate āDeveloper Optionā on your device.
- Download Samsung USB driver and install it in your PC.
- We are using third party software flashing. Download ODIN and install this also in your PC. In version, select Pie supporting version ODIN.
- Download Firmware From below links, For Samsung Galaxy Tab S3 9.7 2017 Official Firmware.
- SM-T827R4 (US-Cellular)
- Select recent firmware. When selecting firmware refer- How to choose the correct firmware
- If the above mirror not working, try the secondary mirror.

- Switch off your Mobile. Enter into Download mode->Volume Down+ Home+ Power Button and Connect Your Mobile To PC via USB Cable, After Samsung Logo Appear, Release all keys.

- After entering into Download Mode, it will say Warning, Press Volume Up button to continue.
- Launch Odin Application.

- It Will Show the message added.
- If you did not get this message Repeat the above steps.

- After Getting Added Message Select, AP/PDA Button then Browse for the Firmware file selects it. Tick the Auto-Reboot.

- Press Start wait for the tasks to complete. It will automatically reboot after the process ends.
- You can Check the Firmware Details->Settings->About->Version.
One UI Features

One UI
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Content, settings, and every option are modified to use mobile in handy.
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Options moved to the Bottom position so that you can use comfortably in one hand.
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Night Mode available to reduce eye stress.
Notifications
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You can quickly reply to messages within the notification bar.
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Image thumbnails are available.
Samsung Keyboard
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New Unicode 11.0 emojis are available.
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The floating keyboard is available in all apps; it will be handy when using your mobile in landscape mode.
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You can now set a custom touch and hold delay.
Always On Display
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New clock styles have been added, Charging Information is also available.
Settings
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Menus have been reorganized to find every essential and frequent usage easily.
Bixby
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Now you can remap Bixby with the latest OTA.
Phone
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Call History increased to 2000 entries (increased from 500 entries).
Contacts
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Now you can manage contacts from various accounts with a new drawer menu.
Camera
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Enhanced features are available now with AI Features.
Gallery
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Photo Editor App Available.
My Files
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New Storage Analysis Tool is available to Monitor Storage and RAM Usage.
Samsung Health
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Samsung Health Steps counter available in the Notification Bar.
Other improvements and changes
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Access Kids Home Available in the quick panel.
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Call stickers have been removed.
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HEIF images are now supported in Gallery and other apps.
Wrap Up
Selecting correct firmware is the Major step in this process. Based on your country or region choose the firmware. It is a Manual ODIN process; You can flash the latest version. But if you use sideload method, you should flash the next version of your mobile firmware, or else the process may brick your device. There are plenty of features added. Improved gestures are one of the best features in this version.
Ask Follow-up Question from this topic With Google Gemini: Download Samsung Galaxy Tab S3 9.7 SM-T820/T825/T827 Pie 9.0 One UI Stock Firmware

Selva Ganesh is a Computer Science Engineer, Android Developer, and Tech Enthusiast. As the Chief Editor of this blog, he brings over 10 years of experience in Android development and professional blogging. He has completed multiple courses under the Google News Initiative, enhancing his expertise in digital journalism and content accuracy. Selva also manages Android Infotech, a globally recognized platform known for its practical, solution-focused articles that help users resolve Android-related issues.




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