Install I9300XXDLJ4 Samsung Galaxy S3 Official 4.1.1 Jelly Bean Update

Finally!  The Jelly Bean Android 4.1.1 for United Kingdom’s Samsung Galaxy S3 unbranded BTU is out now. It has unique firmware build number I9300XXDLJ4 and seems a much more fresher build as of October 19, 2012. The modem is still the same from European JB updates I9300XXDLID. So, just check

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