Also released: firmware updates for Nikon D4, D3S, D3X, D3, D7000 and D3200 - Nikon Rumors
I have this firmware on my D7000 , what does A/B means? What happened if I update it, can I find information about it? Do I find it on Nikons website? :
solved] Firmware Update Nikon D7000 failed - Foolography Community