Which version of photoshop and operating system are you using?
If your using photoshop cs6, cc or cc 2014, then Help>Updates from within photoshop should get you camera raw 8.6, which should enable photoshop to open the nikon D810 files.
Which version of photoshop and operating system are you using?
If your using photoshop cs6, cc or cc 2014, then Help>Updates from within photoshop should get you camera raw 8.6, which should enable photoshop to open the nikon D810 files.