This article will show you about:config tweaks using which you can customize your favorite browser, Mozilla Firefox.

Firefox‘s about:config command is the core configuration file of Firefox. By editing about:config file we can get amazing tweaks and hacks for Firefox 3. User can access to many setting of Firefox from about:config. You can access to it by putting about:config at address bar of Firefox. Here are the tweaks for Firefox that will maximize your browsing experience.

Awesome about:config Tweaks For Customization Of Mozilla Firefox

Following are the tweaks you can apply to Mozilla Firefox:

1. Location Bar (Set number Auto Complete URL at Address Bar) : This is a good hack to trim down that huge auto-complete list on your URL bar. By default it displays maximum 12 URL.

browser.urlbar.maxRichResults = #

Enter your desired no. of URL’s (e.g. 5, 10, 15 etc.).So it look like this:

browser.urlbar.maxRichResults = 15

2. Stop Displaying Website Icon (Favicon) in Address bar & On Tab : This will make disable favicon’s. = False

3. Disable Prefetch : This will make disable prefetch. Helpful for frequent Google searcher, low-speed internet connection or low RAM.

network.prefetch-next = False

4. Extend Spell check to forms : Replace 1 to 2.

layout.spellcheckDefault = 1

5. Disable Blinking Text:

browser.blink_allowed = False

6. Remove Tab Close Button from all Tab and set A single Close Button at Right : Single close button to control all Firefox opened tabs.

browser.tabs.closeButtons = 3

7. Disable Browser Toolbar Tip : = False

8. Show More Tabs on Single Firefox Window before Scrolling :Setting lesser value with reduce tab width.

browser.tabs.tabMinWidth = 75

9. Disable Delay Time While Installing Firefox Add-on : Zero is number of seconds Firefox should wait while installing Add-on.

security.dialog_enable_delay = 0

10. Open Firefox Default Search Bar Result in New Tab :

11. Auto Complete URL while You type at address Bar :


Note: Many of above about:config hacks are available in Older Firefox Version and may be available in new version , if some thing goes wrong then feel free to restore your about:config to older setting (Right Click on the setting you have modified and choose “Reset”).

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