The Hidden photo option
After a shot and photo shown in LCD the ability to see shooting information by pressing down arrow in D-pad and by rotating front dial, move from photo to photo. Not have to press the playback button to see the info.
The ability to select every option for My Menu.
Add Extra Custom Setting C7, C8, C9
Full screen blown Highlight Mode (Blinkies)
A Live RGB Histogram (Raw histogram)
Disable Noise Reduction Completely
Focus Bracketing
Internal f-log
Increased frames for Bracketing
WiFi GPS connection through phone
Camera should remember when self-timer is enabled after power off, or at least it should be an option.
Increase the maximum allowed time selection in T mode, not maxing out at 30 seconds
Auto ISO minimal shutter speed increases with focal length
Shadow got a reaction from routeswest in X-T2 / KAIZEN wishlist