21 Tweak and Configuration for Firefox 3

Firefox 3 about: config file is the main configuration file of Firefox. By editing about: config file we can get incredible hacks for Firefox 3. Firefox allows users to change many preferences in about: config file so that the total for the ethical conduct it.Here is a list of 21 Firefox 3 hacks & tweak.

To get the Firefox 3 configuration file type "type about: config" in address bar.
Firefox 3 about: config hacks

Here is a list of about: config hacks for Firefox 3

1) Disable Extension Compatibility Checks
extensions.checkCompatibility = False
extensions.checkUpdateSecurity = False

2) Location Bar (Set number Auto Complete URL at Address Bar)

This is a hack to trim down the large auto-complete list on your URL bar. By default this will display the URL of the maximum 12

browser.urlbar.maxRichResults = #

Number in # include (3,10,12 etc)

3) Stop Displaying Website Icon (Favicon) in Address bar & On Tab

browser.chrome.site_icons = False

4) Disable prefetch (often useful to Google search, low-speed internet connection or low RAM)

network.prefetch-next = False

5) Extend the form to check spelling

layout.spellcheckDefault = 2
Change the value of 1-2

6) Disable Flashing Text

browser.blink_allowed = False

7) Speed Tweaks

network.http.pipelining false to true
network.http.pipelining.maxrequests 30 to 8
network.http.max-connections 30 to 96
network.http.max-connections-per-server 15 to 32
network.http.max-persistent-connections-per-server 6 to 8
network.http.pipelining.ssl false to true
network.http.proxy.pipelining false to true

8) Disable Annoying Browser Behavior

dom.disable_window_open_feature.menubar
dom.disable_window_move_resize
dom.disable_window_open_feature.titlebar
dom.disable_window_open_feature.toolbar

Set all the above for the values of

9) Remove Tab Close Button from all Tab and set the One Close button on the right

browser.tabs.closeButtons = 3

Single Close Button to control all Firefox Opened Tabs. (value should be 3 and not 2 Thanks Andreas)

10) Disabler Browser Toolbar Tip

browser.chrome.toolbar_tips = False

11) Show More tab on Single Firefox Window before Scrolling

browser.tabs.tabMinWidth = 75

Setting a lower value by reducing the width Tab

12) Past Copy Content with Middlemouse Click

middlemouse.paste = True

13) Pull to a Web page in One Go

mousewheel.withaltkey.action = 1

14) Disable Delay Time While Installing Firefox Add-on

security.dialog_enable_delay = 0

(Zero is the number of seconds in Firefox should wait while installing Add-on)

15) Increasing History Undo Close Tab Limit (Recently Closed Tabs)

browser.sessionstore.max_tabs_undo=15

By default you can cancel the 10 recently closed tabs inorder to increase your history closed tabs. Change the number 13 as per your choice.

16) Open the default firefox search results in new tab bar

browser.search.openintab = True

17) Right-click view source in your favorite editor

view_source.editor.external = True
view_source.editor.path = Path of Editor

(eg path C: \ Program Files \ npp.4.8.2.bin \ notepad + +. exe)

18) Enable / Disable Single Click to Select a Full URL in the Address bar
Select Single Click Select URL

To Enable Single Click Select URL address bar at the bottom of this using about: config Tweak

browser.urlbar.clickSelectsAll = True

To turn off one-click Select

browser.urlbar.clickSelectsAll = False

19) Link Emule/ed2k association (Linux users)

network.protocol-handler.app.ed2k= /usr/bin/ed2k
network.protocol-handler.external.ed2k = true

20) Quick scrolling in the tab
Across fast scrolling tabs

toolkit.scrollbox.scrollIncrement =75

(75 is the number of pixels in the scroll at the strip's scrolling tabs scrollbox. (Default: 20)

21) Auto Complete URL while You type at address Bar Auto Complete URL

browser.urlbar.autoFill=True

Many of the about: config hacks are available in the old version of Firefox, in the end if some thing wrong then please restore your about: config settings to see the old picture below how to restore about: config

Restore Firefox about: config

I hope like this Firefox 3 hacks, If you have any tips or hacks related to Firefox 3 about: config, hacks, I do tweak will let me enter in the list above.