It is Very important to have the Stock and Official Updates for your Samsung Galaxy S3 Korea, Below you can get the one that suits to your Smartphone, Many versions, Countries, And Languages are available too.
Free Download Links for Samsung Galaxy S3 Korea Softwares:
E210KKKALI1_KTTALH3_KTF_Android_4.0.4.zip - 881.9 MB
E210KKKJLK4_KTTALK2_KTF_Android_4.1.1.zip - 935.3 MB
E210KKKJMB3_KTTAMB2_KTF_Android_4.1.2.zip - 952.7 MB
E210LKLALJ2_LGTALJ2_LGT_Android_4.0.4.zip - 818.6 MB
E210LKLJLK3_LGTALK3_LGT_Android_4.1.1.zip - 844.0 MB
E210LKLJMC3_LGTAMC2_LGT_Android_4.1.2.zip - 876.4 MB
E210SKSALJ1_SKTALJ1_SKT_Android_4.0.4.zip - 993.7 MB
E210SKSJLK3_SKTALK3_SKT_Android_4.1.1.zip - 1017.7 MB
E210SKSJMB7_SKTAMB1_SKT_Android_4.1.2.zip - 1.0 GB