SamFirmware releases two new firmware, date August 2 for Samsung Galaxy SII (2), one version for Asia Samsung i9100 (I9100ZCKH1) and the other one for Europe Samsung i9100 (I9100XXKG5 ). Both updates bring Android 2.3.4 Gingerbread update.
These two firmware are not available over the air (OTA), over KIES either, you can flash (install) both versions via Odin Software (if you flashed a ROM before with this software you know what i am talking about, if not please don’t try this you can end up in bricking your device).
Download Europe Samsung i9100 (XXKG5)
Download Asia Samsung i9100 (I9100ZCKH1)