How to check for the latest software version?

Go to Settings >> More >> About Device >> Software update >> Update

Go to Settings >> General >> About Device >> Android Version
 

Before upgrade by OTA, keep below things in notice :
 

● Recommend using a proper Wi-Fi network to avoid abnormal carrier data fee.

● Make sure to charge the battery (more than 50% capacity) and to have the enough device memory. (at least 1GB )

● Do not remove the battery during upgrade.

● Do not use the rooted device.

Install the 'Kies' and run it after connecting your phone. Simply follow the instructions shown in the 'Kies' software upgrade menu.

Go to Kies

Samsung Experience Shops(SES) are supporting the Smart Service* with software upgrade. Ask software upgrade service to Samsung experience Consultant at Samsung Experience Shop; you can enjoy the Samsung device, its accessories and contents freely during the upgrade time.