Galaxy S2 GT-i9100G ကို Custom 4.2.1 တင္နည္း

http://collectionofandroids.wordpress.com/2012/12/13/galaxy-s2-gt-i9100g-%E1%80%80%E1%80%AD%E1%80%AF-custom-4-2-1-%E1%80%9E%E1%80%AD%E1%80%AF-%E1%80%B7%E1%80%BB%E1%80%99%E1%80%84%E1%80%B9%E1%80%B7%E1%80%90%E1%80%84%E1%80%B9%E1%80%94%E1%80%8A%E1%80%B9/