To update the software

1. Make sure your device is sufficiently charged and connected to Wi-Fi.
   
2. From the device home screen, pull down the notification shade and tap All Settings > General > About phone > Software update > Update Now.
   
3. Follow the on-screen prompts to download and install the update.
   
4. The device automatically restarts once the new software successfully installs.
   

To verify the update

1. From the device home screen, pull down the notification shade and tap All Settings > General > About phone > Software information.
   
2. The device has the latest software if the Baseband version, Build number, and Software version match the current update details.