The Firefox Web Browser has many features and settings which you may not know about, but which you might find very useful. This page provides a list of tips and tricks for users of Firefox.

  • Press Ctrl + F to display the page search bar. This allows you to type parts of words and find them in the current page.


  • Press Ctrl + T to open a new tab.

  • Press Ctrl+ Shift+ T to reopen a tab you just closed by mistake.

  • Press Ctrl + H to show your browsing history.

  • Press Ctrl + K to select the web search box.

  • Hold the Ctrl key and scroll up or down with your mouse wheel to increase or decrease the size of text.

Useful Add-ons

  • Adblock - Allows you to hide advertising on web pages.

  • Web Developer - Essential extension for web developers, which allows you to edit the CSS of a page and run validation checks, amongst other things.

Speeding up Firefox

Here are five steps for speeding up Firefox.

  1. In your address bar, type about:config and press return.

    • Set network.dns.disableIPv6 to true

    • Set network.http.pipelining to true

    • Set network.http.pipelining.maxrequests to 8

    • Set network.http.proxy.pipelining to true

Running An Instance Of Firefox On Each Monitor Of A Dual Monitor Setup

  1. Close all Firefox windows and run the following on your terminal:
  2. Create a new profile, say Second Screen. Keep the checkbox Don’t ask on startup selected and click Exit.

  3. On your secondary monitor, modify the Firefox launcher by right clicking on the icon on your Panel and selecting Properties. Change the Command to:

  4. That’s it. Enjoy independently configurable Firefox on both screens now!

Creating Mandatory Preferences for Firefox


FirefoxTipsAndTricks (last edited 2011-04-08 15:30:50 by D9784B24)