Canon EOS M200 Advanced User's Manual page 281

Specifying the Range of Images to Be Erased
While looking at the images in the index display, you can specify the first
and last images for a range to erase all the specified images at once.
1
Select [Select range].
Select [Select range] in [ 3 : Erase
z
images].
2
Specify the range of images.
Select the first image (start point).
z
Next, select the last image (end point).
z
3
Press the <M> button.
4
Erase the images.
Select [OK].
z
Erase Images
281