Download Android Jelly Bean 4.3 stock firmware for Samsung I9300 Galaxy S3

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Download Android Jelly Bean 4.3 stock firmware for Samsung I9300 Galaxy S3 version A from here or here. Download Android Jelly Bean 4.3 stock firmware for Samsung I9300 Galaxy S3 version B from here or here. Download Android Jelly Bean 4.3 stock firmware for Samsung I9300 Galaxy S3 version C from here or here. Download Android Jelly Bean 4.3 stock firmware for Samsung I9300 Galaxy S3 version GF from here or here. Download Android Jelly Bean 4.3 stock firmware for Samsung I9300 Galaxy S3 version YL from here or here. Download another Samsung firmware from here. Download previous versions from here.

Firmware details
Archive name: SAMSUNG_I9300_SJJL_ROM_20160120A / SAMSUNG_I9300_SJJL_ROM_20160120B / SAMSUNG_I9300_SJJL_ROM_20160120C / SAMSUNG_I9300_SJJL_ROM_20160120GF / SAMSUNG_I9300_SJJL_ROM_20160120YL 
Archive file size: 637 MB / 556 MB / 554 MB / 637 MB / 552 MB
Support: Exynos 4412 QUAD
Build number: m0zn-user 4.3 JSS15J I9300ZNUBML1 release-keys

Caution: Please do not update firmware unless you know what you are doing, you really want it or it is absolutely necessary. Firmware updates may occasionally have bad results, like bricking your device, temporarily or permanently. The firmware update process is done entirely at your own risk. Before attempting to update the firmware, back up your data. 


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