Join the AMA (Ask Me Anything) with the Firefox leadership team to celebrate Firefox 20th anniversary and discuss Firefox’s future on Mozilla Connect. Mark your calendar on Thursday, November 14, 18:00 - 20:00 UTC!

This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

How to fill up my laptop screen with Firefox horizontally as it currently has a 3" margin on the left and right sides?tly has a

  • 1 پاسخ
  • 2 have this problem
  • 12 views
  • آخرین پاسخ توسّط cor-el

more options

I just purchased a 17.3" screened-laptop using MS Outlook and Explorer 9 Browser. I cannot use Firefox as my default Browser because I cannot get Firefox to fill up my screen.When I open up Firefox, it maintains a large 3" margin on the left and right sides which does not exist when I open up Explorer 9. Increasing the font size only increases the text size vertically but does nothing to decrease the margin size horizontally.

I just purchased a 17.3" screened-laptop using MS Outlook and Explorer 9 Browser. I cannot use Firefox as my default Browser because I cannot get Firefox to fill up my screen.When I open up Firefox, it maintains a large 3" margin on the left and right sides which does not exist when I open up Explorer 9. Increasing the font size only increases the text size vertically but does nothing to decrease the margin size horizontally.

All Replies (1)

more options

You can use this extension to set a default font size and page zoom on web pages:

Modified by cor-el