Canon VIXIA HF M30 Quick Manual page 446

Change the screen layout
You can change the layout and file order in the following ways:
Change the file layout with the display filter and
Thumbnails and file information are displayed in a list
List
format.
Only thumbnails and titles are displayed. You can
Thumbnail change the size with [Thumbnail size] in upper right
screen.
Show/hide thumbnails when selecting [List].
Click [Show View Options...] from the [Window] menu to
select the header to display.
File status and title cannot be hidden.
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