Read help info
You can see which software version is installed on your phone. If you don't have the newest software version, it's recommended that you update the phone software.
1. Find "More info"
Slide your finger downwards starting from the top of the screen.
Press All settings.
Press More info.
2. View software version
Your phone's software version is displayed next to OS build.
3. Return to the home screen
Press the Home key to return to the home screen.