This update is not for the s3, it is Only s4...
This is the link for s3 and it is on v2 not on v3.
http://xdaforums.com/showpost.php?p=53074743&postcount=2262&nocache=1&z=3647753938566893
I know that this is for s3 but in this video recording is not working so try to fix video recording through that post.
Sent by HEmiL PAteL