Best Firefox performance tweaks to make Firefox faster

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Firefox is the best browser for all purpose from web development to all official works. But most of you may not be happy with its speed.Though speed of Firefox improved a lot from Firefox 4 and above but still it lags behind Google Chrome. Today I’ll tell you about Firefox tweaks that you need to make in Firefox 11 and above to increase speed of your browser and get higher performance.

Method 1:Manually (effective for making exclusive settings for your internet connection)


1.Go to Firefox address bar and type about:config and press enter.You will see screen as shown below-

click to enlarge

2.Uncheck the check box show this warning next time and press enter.

3.Now in the search field type max- as shown below

firefox, firefox tweaks, browser speed, increase internet speed

Click to enlarge

4.Now change the following preferences by double clicks on their name as per your internet speed (you can search them by typing their name in the search field)-

For < 512 kbps:

  • network.http.max-connections -> 32
  • network.http.max-connections-per-server -> 16
  • network.http.max-persistent-connections-per-proxy -> 8
  • network.http.max-persistent-connections-per-server -> 8
  • network.http.pipelining -> true
  • network.http.pipelining.maxrequests -> 8
  • network.http.proxy.pipelining -> true
  • network.http.redirection-limit -> 8
  • network.http.request.max-start-delay -> 0

For Broadband : > 512 kbps

  • network.http.max-connections -> 48
  • network.http.max-connections-per-server -> 24
  • network.http.max-persistent-connections-per-proxy -> 24
  • network.http.max-persistent-connections-per-server -> 24
  • network.http.pipelining -> true
  • network.http.pipelining.maxrequests -> 32
  • network.http.proxy.pipelining -> true
  • network.http.redirection-limit -> 8
  • network.http.request.max-start-delay -> 0


  • browser.cache.memory.capacity->65536
  • browser.sessionstore.interval;increase it 1000 times
  • content.max.tokenizing.time->2750000
  • ->false

To get rid of annoying security dialogs:

  • security.warn_entering_secure -> false
  • security.warn_entering_secure.show_once -> false
  • security.warn_entering_weak -> false
  • security.warn_entering_weak.show_once -> false
  • security.warn_leaving_secure -> false
  • security.warn_leaving_secure.show_once -> false
  • security.warn_submit_insecure -> false
  • security.warn_submit_insecure.show_once -> false
  • security.warn_viewing_mixed -> false
  • security.warn_viewing_mixed.show_once -> false

To view the Plugins installed:

Type aboutlugins in the search field.

Moreover you can change following preferences if you are in Windows Vista,7 or 8 and have a DirectX 9 or higher support GPU.

  • gfx.direct2d.force-enabled=true.
  • layers.acceleration.force-enabled=true
  • webgl.force-enabled=true.

Method 2: Fasterfox Lite

If you don’t like to do all such tweaks manually to increase your browser speed, you can use  Firefox addon called Fasterfox lite.It will perform changes in Firefox automatically as per your prefereances.

click to enlarge

Download: Fasterfox Lite

I hope these changes will make your Firefox faster and help to improve your browsing speed.

For any queries and help related to my tricks and tips or related to computer hardwares/softwares please comment on our Facebook page ;I will reply as soon as possible.

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