SDS(Sudden Death Syndrome) is a very bad bug which is killing a lot of Galaxy S3’s. But what is this bug and what does it do? Well, everything starts with the memory chip of the Galaxy S3.
It it not a well finished chip, so it degrades after some amount of time using the phone. Not every Galaxy S3 has this chip, so download this app to check the version of the chip your Galaxy S3 has.
If you have the insane chip then you are in danger, if not, you are safe.
But how to stop your Galaxy S3 from dying? It is very simple. Samsung has fixed this bug via a firmware update which prevents the chip from dying and degrading. But which firmwares are safe? Every firmware that includes Update7 script + are safe.
To be more precise, every firmware which is Android 4.1.2 Jelly Bean and up is safe. So, if you have the insane chip and are using Android 4.0.4 or 4.1.1 , hurry up to upgrade to Android 4.1.2 or 4.2. Samsung devices are suffering from other problems as well, including not connected to network. You can find more information on the link above.