A software update is available for your Samsung Galaxy S® III (T-Mobile).
This update will address the following:
The T999UVDMD5 update is is available via OTA (Over the Air) and available through Windows and Mac computers using the Samsung Kies software application only.
Note: Software updates are available OTA (Over the Air) and are 'pushed' to devices in stages. Mobile device selection is random.
This software update was designed to apply an update to the operating system of the device while leaving certain types of user data intact, including pictures, videos, and contacts. To be safe, it is best practice to always back up all data in the event that your information is lost.
Please refer to the Kies Backup/Restore FAQ to learn more about backing up your personal data.
Note: Your SIM card and any external microSD™ memory card may remain installed during this update. You may remove either or both prior to beginning the process, if desired. Remember to re-install both after the update process has completed.
If you have not already installed Samsung Kies on your computer, click the button below to go to the Samsung Kies page.
After you download Kies for your platform, switch back to this article and follow the steps below.
Note: The time to upgrade your device will vary. Dependent upon your computer and network connection, you may experience some idle time or slow response in Kies. Do not close any programs on your PC, disconnect or turn off your device until the upgrade process is complete.
Note: The upgrade process may not complete if the battery is not at a sufficient level.
Note: This is the same cable used to charge your device.


Firmware versions shown will vary.





Versions shown will vary.
If you performed a data backup from your device to Kies prior to performing the update, you can now restore that data back to the device under the new Ice Cream Sandwich operating system.
Refer to the Kies Backup/Restore FAQ to learn how to restore your personal data.
If you are having trouble connecting, follow these steps.




Click the appropriate Windows version for information to uninstall software and drivers from your Windows PC.
| Windows XP | Windows Vista | Windows 7 |



If you are still having connecting issues please try the following: