Configure the way Firefox prints the content it displays using thedialog. Click + then go to the tab to select the orientation of your print jobs. You can scale or make it adjust automatically. To print a background, select . Click the tab to adjust margins and select what to include in the headers and footers.
After you configured your settings, print a Web page with+ . Select the printer or a file in which to save the output. With , set the paper size, specify the print command, choose grayscale or color, and determine the margins. When satisfied with your settings, approve with .