How to Update Galaxy S2 I9100 with Android 4.1.2 XWLSW Jelly Bean Official Firmware

Samsung has released another official Android 4.1.2 Jelly Bean firmware update with firmware build number I9100XWLSW for Samsung Galaxy S2 GT-I9100 users in United Kingdom / Ireland. The new official firmware reportedly brings a host of bug-fixes and feature enhancements over its previous build.

Firmware details
PDA: I9100XWLSW
CSC: I9100XEULS5
MODEM: I9100XXMS2
Version: Android 4.1.2
Built date: May, 2013
Regions: United Kingdom / Ireland

The official firmware is now available for download via Over-The-Air (OTA) update as well as through Samsung KIES. However, those who fail to upgrade their devices with Android 4.1.2 XWLSW Jelly Bean via official method, may follow our step-by-step guide to install the update manually.

How to Root Galaxy S2 I9100 on Android 4.1.2 Jelly Bean Firmware

Samsung recently started rolling out its official Android 4.1.2 Jelly Bean firmware update for the Samsung Galaxy S2 bearing model number GT-I9100 in several countries. The new official firmware is now available for download through Samsung KIES as well as Over-The-Air (OTA) update.

Samsung Galaxy S2 I9100 users who have already updated their devices with Android 4.1.2 Jelly Bean, may root their devices using the tutorial below.

How to Update Galaxy S2 I9100 with Android 4.1.2 DXLSD Jelly Bean Official Firmware

Samsung recently rolled out its latest official Jelly Bean update, Android 4.1.2 DXLSD, for Galaxy S2 I9100. The new official firmware is now available for download through Samsung KIES as well as Over-The-Air (OTA) update in Southeast Asia countries - Indonesia, Malaysia, Philippines, Singapore, Vietnam, and Thailand.

This update reportedly brings a fully improved UI settings for smoother and faster usability even on multitasking activity.

Firmware details
PDA: I9100DXLSD
CSC: I9100OLBLSD
MODEM: I9100DXLS8
Version: Android 4.1.2
Build date: April, 2013
Regions: Indonesia, Malaysia, Philippines, Singapore, Thailand, Vietnam

The Galaxy S2 users who missed the OTA update notification and those who are residing outside the supported countries can manually download and install the same using our step-by-step guide given below.