Update T355YDOU1AOK1 Android 5.0.2 Lollipop on Galaxy Tab A 8.0 SM-T355Y

T355YDOU1AOK1 Android 5.0.2 Lollipop official firmware for Samsung Galaxy Tab A 8.0 SM-T355Y is out and the users can now manually download the firmware zip file from here at NasirTech. Samsung time to time releasing software update for all their Android Smartphone and tablet devices and it is always recommended to update the latest available firmware for your device as with every new firmware version Samsung introduces fixes for bugs (if any), improvement in overall OS performance and sometime introduces new features. Continue reading this page to find T355YDOU1AOK1 download link along with flashing instructions and rooting guide (if available).

T355YDOU1AOK1 Firmware Details:

Model: SM-T355Y
Model Name: Samsung Galaxy Tab A 8.0
Version: Android 5.0.2 Lollipop
PDA: T355YDOU1AOK1

T355YDOU1AOK1 Download Link (s):

Note that: you can flash/install any firmware from the below list if the firmware for your country is not available, except those firmware comes with their carrier name.

Vietnam: T355YDOU1AOK1_T355YOLD1AOJ1_XXV

(Firmware for rest of the countries and carrier will be added here when available)

[Please don't ask for any torrent download link for the above firmware. However, if the above link doesn't work, you can mention in comment below, we'll try to provide you with other download mirror (if available)]

T355YDOU1AOK1 Installation Methods:

There are several ways by which you can update the DOU1AOK1 firmware on your Galaxy Tab A 8.0 T355Y such as- through Samsung Kies utility (from your PC), Via OTA (Over the Air, directly from your device using WiFi) and Odin method (manually download firmware and flash through Odin). Below you'll find all the three methods. 

How to Update Official Firmware on Galaxy Tab A 8.0 SM-T355Y via OTA (Over the Air):

1. Turn on WiFi or Mobile Data on your device (should have stable Internet connection)
2. Go to Settings-About, and tap on the Update Option from there (If its show “The latest update have already been installed” message, then your device haven’t receive any OTA yet, check back later or try installing through Kies.)
3. Tap OK to start the download and installation process
4. Once done, your device will reboot automatically

How to Update Official Firmware on Galaxy Tab A 8.0 SM-T355Y through Samsung Kies Utility:

1. Turn on WiFi or Mobile Data on your device (should have stable Internet connection)
2. Download and Install Samsung Kies Utility on your PC
3. Connect your device to PC through USB
4. Open/Run Samsung Kies, it should automatically detect your device
5. At the Samsung Kies home screen, you’ll see New Firmware Upgrade is available notification (If it show- “This is the last firmware”, then your device haven’t received the latest firmware on Kies, check back later or try flashing manually through Odin)
6. Click on the Firmware Upgrade button to start the update process
7. Follow onscreen instructions
8. Once done, your device will be reboot automatically
9. After reboot, you can disconnect your device from PC

How to Update T355YDOU1AOK1 Firmware on Galaxy Tab A 8.0 T355Y through Odin:

Kies and OTA are the official way to update firmware but most of us prefer manual way to update official firmware. So, below you’ll find step by step manual guide to update the DOU1AOK1 5.0.2 Lollipop firmware on your Galaxy Tab A 8.0 T355Y through Odin software on your PC or Laptop.

Warning!

"The firmware is released only for the Samsung Galaxy Tab A 8.0 SM-T355Y model, so don’t try this in any other android device. Check your device model number from Settings-About Phone. Also the tutorial is based on Windows PC. NasirTech is not responsible if anything wrong happens to your device after following this guide, try this at your own risk".

Points to be noted:

1) Check battery percentage, your device should have at least 60% battery power

2) Turn on USB Debugging mode, go to Settings-General-Developer Options (As the Developer options are hidden by default on all Android device running on Android 4.2 or up, So go to Settings-General-About on your Galaxy Tab A 8.0 and tap Build Number for 7 times to visible the Developer options.) See the image below.

3) Backup important data and settings to external storage- follow this guide

4) Install USB driver for your device on your PC/Laptop- Download Samsung USB Driver  

5) If your Galaxy Tab A 8.0 T355Y have any Custom ROM installed such as- CyanogenMod ROM, ParanoidAndroid ROM, AOKP ROM, SLIM ROM, PACman ROM, Avatar ROM, Omni ROM, LiquidSmooth ROM, Beanstalk ROM, Carbon ROM etc, then it’ll be replaced by stock firmware.

6) Custom Recovery (CWM or TWRP Recovery) will be replaced by Stock Recovery

7) After flashing official firmware, your device will no longer belongs to rooted device. However you can root your device any time after flashing the firmware.

Steps to update T355YDOU1AOK1 5.0.2 Lollipop firmware on Galaxy Tab A 8.0 T355Y through Odin: 

1) Download DOU1AOK1 5.0.2 Lollipop firmware for Galaxy Tab A 8.0 T355Y from the above download section

2) Download Odin 3.09

3) Switch off your Tablet and boot Galaxy Tab A 8.0 T355Y into Download Mode by pressing and holding the Volume Down and Power keys together until you get the warning message, now press Volume Up key to proceed to Download Mode.  

4) Extract the downloaded Odin3.09 zip file and run the Odin3 v3.09.exe file as an administrator (Right click on the .exe file and click on Run as administrator)

5) Now connect your Galaxy Tab A 8.0 T355Y to your computer via USB cable

6) In Odin3 screen, you should see a COM Port number like “0:[COM7]” at ID:COM section and “Added!” text at the message box. This means your device has been detected by Odin3.

7) Make sure that, only the “Auto Reboot” and “F. Reset Time” options are checked in Odin.

8) Now, extract the downloaded firmware zip file, you’ll find a firmware file with extension .tar.md5

9) In Odin screen, click on AP (PDA in older Odin) button and select the firmware file with .tar.md5 extension (The firmware file look something like: T355YXXDLJ5_T355YODDDLI7_INU.tar.md5)

10) Now, click on the Start button to begin the installation process, wait few moments.

11) Once completed, you would see “PASS!” message in ID:COM port having green background

12) Your device should automatically reboot after completion

13) You can now disconnect your device from computer

14) Finish

Hope you successfully completed the update process. If you followed everything as mentioned in the above tutorial, then your device should now running on Android 5.0.2 Lollipop build version number DOU1AOK1. You can verify the firmware update details from Settings-About Phone.

Related:

Install T355YDOU1AOH3 Android 5.0.2 Lollipop on Galaxy Tab A 8.0 SM-T355Y [Full Installation]

Stuck at boot animation screen? Fix Bootloop on Galaxy Tab A 8.0 SM-T355Y

If anything goes wrong, your device may stuck at booting animation. If your Galaxy Tab A 8.0 SM-T355Y stuck at boot animation screen for more than 10 minutes, then follow these instructions:

• Go to Recovery Mode by pressing and holding the Volume Up+Power buttons together.
• Now, perform Wipe Data/Factory Reset and Wipe Cache Partition task before selecting the reboot system now option. In Recovery Mode use the Volume keys to navigate between options and Power key to select any option.

Root T355YDOU1AOK1 5.0.2 Lollipop Firmware: 

Tutorial to root T355YDOU1AOK1 5.0.2 Lollipop firmware running on Samsung SM-T355Y is not available at this moment. We'll update the link when available.

How to Root T355YDOU1AOK1 Android 5.0.2 Lollipop Firmware

If you are looking for anything else related to the above firmware, then mention in comment below.