Software update error Your device has been modified fix
Here is what to do when you get the Software update error Your device has been modified on the any Samsung Galaxy device and how to fix it easily. Start getting updates again as you normally would through your phone using Over the air updates (OTA) after this fix.
Download Smart Switch(New Phones):http://tinyurl.com/l6ml5ye
Download Kies (Older devices):http://tinyurl.com/nlyseh2