Samsung NX100 Firmware Upgrade Manual page 2

7) Select "Yes". (After pressing the down button of 4-way key, press the OK button for 1 time.)
※[Current version(??.??)] → [Upgrade version(01.02)]
The current version may different for each cameras based on sales region.
8) The upgrading progress bar will be increased, then after finishing it, camera will turn off
※ Should you need further detailed information, or if you experience difficulty in upgrading firmware,
do not proceed with the process on your own. Visit a Samsung service centre near you.