Nikon has released firmware updates for a number of its DSLRs. Updates for the D600, D800, D4, D3s, D3x, D3, D7000 and D3200 include support for the new AF-S Nikkor 800mm f/5.6E FL ED VR lens.
The D600 and D800 see an improvement to the subject tracking performance in continuous autofocus mode when shooting using the optical viewfinder. The D600 can now deliver 100% video scene coverage via HDMI output.
The updates are available for download from Nikon's website, please see below for download links for the different camera firmware updates. You will also find guides on how to verify your cameras current firmware version on these pages.
• Nikon D4 firmware
• Nikon D800 firmware
• Nikon D800E firmware
• Nikon D7000 firmware
• Nikon D3S firmware