Nikon just released new firmware updates for the Z5, Z6 II, and Z7 II mirrorless cameras with a single fix:
- Addressed an issue that would in rare circumstances result in unusually loud noises from the aperture mechanism when the zoom or focus rings on F mount lenses connected via an FTZ mount adapter were rotated.
Here are the download links:
- Nikon Z5 firmware update version 1.11:
- Nikon Z6 II firmware update version 1.21:
- Nikon Z7II firmware update version 1.21
Nikon Z6II and Z7II firmware updates with new real-time tracking rumored to be released in September