There is a new ICS update that will bring your phone to version 4.0.4. You can get it through Kies. If you don't have Kies installed, get it here .
Beginning August 16, the Samsung Galaxy S II (ICS only) will have a software update to Android version 4.0.3 / Software T989UVLH1 via Samsung Kies only. This update improves device performance.
You can update in one way:
Manual download to T989UVLH1: If you want to update to T989UVLH1, you can update via Samsung Kies. Ensure you are on the latest version of Kies prior to attempting the update. See Kies - Sync Media, Contacts & Calendars Across All Devices | Samsung to confirm the version.Current Software VersionUpdate StatusT989UVLH1
Android version 4.0.3/ Software version T989UVLH1 - Current optional update version
- Version
- Android version 4.0.3/ Software version T989UVLH1
- Manual Update ONLY (Size varies based on previous software version)
- Approved 8/14/12
- Improvements
- ISIS/NFC update
- Bug fixes
- Prerequisites
- Android version 4.0.3/ Software version T989UVLE1 update
- Latest version of Kies software downloaded on PC or MAC
- At least 50% battery life
I know that says 4.0.3, but as you can see it is 4.0.4
T-Mobile Support Docs
After updating, I highly recommend doing a factory reset. It will cure most of the problems you might encounter after any update.
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