Canon EOS Rebel SL3 DSLR Camera with 18-55mm Lens (Black) - Manual (Page 138)

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Setting Noise Reduction
High ISO Speed Noise Reduction
This function reduces the noise generated in the image. Although noise
reduction is applied at all ISO speeds, it is particularly effective at high ISO
speeds. When shooting at low ISO speeds, the noise in the darker parts of
the image (shadow areas) can further be reduced. Change the setting to
match the noise level.
1
Select [High ISO speed NR].
z Under the [
z
] tab, select [High ISO
speed NR] , then press < 0 >.
2
Set the level.
z Select the desired noise reduction level,
then press < 0 >.
z [ M : Multi Shot Noise Reduction]
Applies the noise reduction with higher image quality than [High] . For a
single photo, four shots are taken continuously and aligned and merged
automatically into a single JPEG image.
If the image quality is set to RAW or RAW+JPEG, you cannot set [Multi
Shot Noise Reduction] .
3
Take the picture.
z The image will be recorded with noise
reduction applied.
z You can set the camera to display < i > in the viewfinder for when Multi Shot
Noise Reduction is set ( = 450).
N