How can I change the black background of a pdf....?

...document to print it without wasting the black cartridge?
I cannot use the grayscale because I need to maintain the remaining colorsHow can I change the black background of a pdf....?
Doing this should leave the other font colors intact.How can I change the black background of a pdf....?
You will need some PDF editing software.



One of the best freebies is OpenOffice.org, but there is a whole list of them over at pdffreeware.com
Maybe you can use A-PDF Page Crop to remove black borders for saving ink while printing. This program can be used if you want to crop pages, for example, crop blank or black edges, or crop pages into smaller sheets.

Get more information in below link:
Try the free trial of Solid Converter PDF. With this , you can remove images or edit the PDF and you may be able to remove the background from your file so you can print it. If you need to change the font color, you can convert the document to Word and change the colors .