Have anyone try the new firmware released by samsung

Step 1 : Install ActiveSync 4.5
Step 2 : Connect your phone to PC via Samsung Mobile cable.
Step 3 : Backup your data using ActiveSync.
Step 4 : Install the Samsung OMNIA [Firmware Updater], which will guide
you through the installation process.
Note: Please Back up or Save any phone information before upgrading your mobile.
From Here ! Click Here
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GSMLOCKER