Learn how to check the software version and update the Samsung Galaxy S II.
Understanding the software version
Beginning October 5, the Samsung Galaxy S II will have a software update to Android version 4.1.2/ Software T989UVOH1 via OTA or Samsung Kies. This update provides the Stagefright fix.
You can update in one way:
You can manually update to Android version 4.1.2/ Baseband version T989UVOH1. See above for steps to manually update via Kies.
T-Mobile and Samsung will not send you a software update.
Devices with non-T-Mobile software versions are out of warranty and do not receive updates.
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To check the current software version, follow these steps:
You can [describe manual update process]. To manually update over a USB cable, follow these steps:
Note: USB Debugging is only needed when using a MAC to Update via Kies.
Important: Verify you have backed up all of your data, including the contents of the internal (non-removable) SD card, to prevent unnecessary data loss.
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