The easiest way to create a custom Facebook cover is to get a designer to create one using Photoshop.
Have your designer use the dimensions shown below...
Now Design A Good Banner Using The Professional Editor Photoshop ... After Creating Design Now You Can Upload The Image ...
How to Upload Fb Banner to Facebook Time Line..
Go to your timeline
Click Add a Cover
Choose whether you want to upload a new photo or pick a photo from one of your existing photo albums
Once you choose a photo, you can reposition it by clicking on the image and dragging it up or down
Click Save
How to Upload Fb Banner to Facebook Time Line..
Go to your timeline
Click Add a Cover
Choose whether you want to upload a new photo or pick a photo from one of your existing photo albums
Once you choose a photo, you can reposition it by clicking on the image and dragging it up or down
Click Save