Find "Software updates"
Slide two fingers down the display starting from the top edge of your phone.
Press the settings icon.
Press the settings icon.
Press About phone.
Press Software updates.
Update phone software
Press Online update.
If a new software version is available, it's displayed.
Follow the instructions on the display to update your phone's software.
If a new software version is available, it's displayed.
Follow the instructions on the display to update your phone's software.