The Nikon D4S is a 16.2MP professional full-frame DSLR with improved AF, expanded ISO range to 409600, and enhanced video capabilities over the D4. It is the final model in Nikon's D4-generation professional DSLR line.
Product released: February 25, 2014
Latest firmware version
Version 1.33, released February 27, 2018
Last checked for updates: Oct 31, 2026 16:00 UTC
What's new in version 1.33
• Added the following supports for AF-P lenses:
- If the standby timer expires after focusing, the focus position will no longer change when the timer is reactivated.
- When focus is adjusted by rotating the lens focus ring, the focus indicator in the viewfinder (and in live view, the focus point in the monitor) now flash to indicate when infinity or the minimum focus distance is reached.
• Added support for AF-P DX lenses.
The Nikon D4S is a 16.2MP professional full-frame DSLR with improved AF, expanded ISO range to 409600, and enhanced video capabilities over the D4. It is the final model in Nikon's D4-generation professional DSLR line. It was originally released on February 25, 2014.
What is the latest firmware version of Nikon D4S?
The latest firmware version of Nikon D4S is 1.33. It was released on February 27, 2018.
What changed in Nikon D4S firmware version 1.33?
Nikon D4S firmware version 1.33 includes the following changes: • Added the following supports for AF-P lenses:
- If the standby timer expires after focusing, the focus position will no longer change when the timer is reactivated.
- When focus is adjusted by rotating the lens focus ring, the focus indicator in the viewfinder (and in live view, the focus point in the monitor) now flash to indicate when infinity or the minimum focus distance is reached.
• Added support for AF-P DX lenses.
Where can I download the latest Nikon D4S firmware?
Details and download instructions for the latest Nikon D4S firmware (version 1.33) are on Nikon's official release page: https://downloadcenter.nikonimglib.com/en/products/5/D4S.html