Hi Cindy, Thanks for contacting us! You sure can:

– To create a Facebook timeline collage: Simply create a collage and select “Facebook Cover” from the Snap dropdown (down the bottom left) to ensure a perfect fit.
– To crop a photo to fit perfectly: Select “Facebook Cover” from the Constraint dropdown on the Basic Edits tab > Crop tool.
– To create a Blank Canvas in the size of a timeline photo: Head to the Library > Start tab, click Create Blank Canvas and then select “Facebook Cover” from the Constraint dropdown.

Let us know if you have any further questions!