Canon EOS RP Mirrorless Camera - Manual (Page 317)

317
Erasing Images
Erasing All Images in a Folder or on a Card
You can erase all the images in a folder or on a card at once.
When [
3
: Erase images] is set to [All
images in folder] or [All images on card] ,
all the images in the folder or on the card
will be erased.
If the search conditions are set with [
3
: Set image search conditions]
( = 345), the display will change to [All found images] .
If you select [All found images] , all the
images filtered by the search conditions will
be erased.
o To erase all the images including protected images, format the card ( = 367).