https://www.ibtimes.co.uk/galaxy-s3-i9300-gets-official-port-android-4-4-4-kitkat-update-1467538
Galaxy S3 I9300 Gets Official Port of Android 4.4.4 KitKat Update | IBTimes UK
Sep 28, 2014 - Step-by-step guide to install official port of Android 4.4.4 KitKat update on international variant of Galaxy S3 (GT-I9300)
galaxy s3ibtimes ukgetsofficialport