Sony ILCA-99M2 - Manual (Page 263)

Depending on the shooting conditions, the camera may not perform noise reduction, even if the
shutter speed is 1 second(s) or longer.
[272] List of MENU items Camera Settings1
High ISO NR (still image)
When shooting with high ISO sensitivity, the product reduces noise that becomes more
noticeable when the product sensitivity is high. A message may be displayed during noise
reduction processing; you cannot shoot another image until the message disappears.
Menu item details
Normal:
Activates high ISO noise reduction normally.
Low:
Activates high ISO noise reduction moderately.
Off:
Does not activate high ISO noise reduction. Select this to prioritize the timing of shooting.
Note
[ High ISO NR] is not available in the following shooting modes:
[Intelligent Auto]
[Sweep Panorama]
When [ Quality] is set to [RAW], this function is not available.
[ High ISO NR] does not work for RAW images when the [ Quality] is [RAW & JPEG].
[273] List of MENU items Camera Settings1
Color Space (still image)
The way colors are represented using combinations of numbers or the range of color
reproduction is called “color space.” You can change the color space depending on the purpose
of the image.
MENU
→
(Camera Settings1)
→ [
High ISO NR]
→ desired setting.
1