The Samsung Galaxy 551 I5510 is a decent Android smartphone with a slide out QWERTY keyboard and comes with affordable price. The Samsung Galaxy 551 I5510 users can update ther device to latest version Android 2.3.6 Gingerbread XWKPH firmware. The previous firmware version of Samsung Galaxy 551 I5510 are XWKPG, XWKPB, and XWKP5. Thanks to Hungary who released this firmware and good news for European...