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 do i change the font size (i.e. 100%, 125%, etc)

  • 1 reply
  • 12 have this problem
  • 153 views
  • Last reply by TonyE

more options

At the bottom of Explorer you can change the font size. How do I do this in Mozilla?

At the bottom of Explorer you can change the font size. How do I do this in Mozilla?

All Replies (1)

more options

There are some add-ons that can be used to change the zoom level on all sites, for example: