How to Update/Upgrade Official Android 4.1.2 Jelly Bean on Samsung Galaxy S3 İ GT-i9300

How to upgrade / update Official Android 4.1.2 Jelly Bean on the Samsung Galaxy S3 İ GT-i9300 which includes features that have been ported across form the Samsung Galaxy Note 2 II.\r
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***Warning*** by following this guide you will void your phones warranty\r
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Link to Download Odin:\r
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Link to Firmwares / Roms Website:\r
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Link to XDA Developers Stock Roms:\r
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Drawing / Sketch on Samsung Galaxy Note 2:\r
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Link to Playstation 3 Controller with Samsung Galaxy S3:\r
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Link to Retro Games on the Samsung Galaxy S3:\r
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Apple iPhone 5 HD Video Recording Test Demo Sample:\r
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Samsung Galaxy Deals\r
Samsung Galaxy Contr Deals + Insurance