Both models upgraded to firmware version 1.0.2 where they fixed an issue that sometimes resulted in incorrect exposure for the first photo taken in live view.
You can find the details and download links below.
New Nikon D3300 and D5300 firmware updates now available
- Changes from “C” Firmware Version 1.01 to 1.02
- Fixed an issue that sometimes resulted in incorrect exposure for the first photo taken in live view.
- Nikon D3300 firmware version 1.02
- Nikon D5300 firmware version 1.02
Viewing the Camera Firmware Version
- Turn the camera on.
- Press the camera MENU button and select Firmware version in the SETUP MENU to display the camera firmware version.
- Check the camera firmware version.
- Turn the camera off.