The most interesting mysteries in Firefox 3 Picture 1
. and leave a single button on the left end
browser.tabs.closeButtons , change the default value to 3
6. Remove countdown before installing addon
FF always "machines" a 3-0 countdown before allowing to install a new add-on, which is very troublesome when installing multiple add-ons at the same time.
security.dialog_enable_delay , converted to 0
7. Increase the number of tabs that can be opened again after closing
The most interesting mysteries in Firefox 3 Picture 2
FF 3 has an "undo closed tab" function on the history menu, which helps you reopen tabs that are closed when browsing. If you feel the list of the 10 most recent tabs is not enough, you can increase it at
browser.sessionstore.max_tabs_undo
8. Turn on the word fill function
The most interesting mysteries in Firefox 3 Picture 3
FF2 fills in the missing part itself when typing the url into the browser address bar. Users "remember" this feature on FF3 can find the old days at
browser.urlbar.autoFill , changed to True
9. Quickly scroll the page by holding the alt key + the mouse scroll
Turn on page scrolling when combining the mouse wheel and alt key.
mousewheel.withaltkey.action
10. Restore default
The most interesting mysteries in Firefox 3 Picture 4
And finally "life buoy" fixes every mistake in the "tinkering" about: config - left-click on the icon on the top right of the command list to display a selection "restore value default".