4.2

3. To modify the filename format, do any the following:
Move existing tokens: Drag tokens to reorder them. Or
click a token to select it, press Command-X to cut the
token, click to select a new location in the field, then press
Command-V to paste the token in the new location.
Add a token: Click a location in the field to specify where
you want to place a new token, then choose a token from
the pop-up menu.
Add text: Click a location in the field to specify where you
want to place a new token, then type the text.
As you change the output filename instructions, the sample
filename (shown below the “Filename format” field) updates.
Delete a custom location
Note: You cannot delete a built-in location.
In the Locations pane, select a custom location and then
press Delete.