Mozilla Firefox is a free and open source Gecko-based web browser. It is the current default for the Ubuntu desktop.

learn more… | top users | synonyms (3)

5
votes
4answers
3k views

Why does Google search always count more results in Firefox or Chrome than in Chromium?

It really puzzles me that any Google search counts far more "results" in Firefox or Chrome than in Chromium. Google says "About 1.460.000 results" for "natty narwhal" in Firefox or Chrome but only ...
5
votes
6answers
1k views

Is there a WINE version of Flash as a plugin to Firefox or Chrome?

I've seen complaints about flash performance. Would it be possible to use WINE as a plugin to firefox in order to get better performance out of flash? (Hopefully WINE would utilize some sort of ...
5
votes
3answers
13k views

How to install debug flash player 11.1 on 64-bit

I had Firefox working with the debug flash player that I downloaded from Adobe Flash Player Support Center following the instructions on http://ubuntuforums.org/showthread.php?t=1300563. However, ...
5
votes
2answers
5k views

How can install Aurora (Firefox) and keep updating it?

I would like test the Aurora channel on Ubuntu 11.10. How can I do this?
5
votes
3answers
5k views

Is there a way to lock my browser with a password?

It would be OK if it was only with my login password, but I would like to lock both midori and Firefox so that they cannot be used without entering a password. I'm running 12.04.
5
votes
3answers
11k views

How to make new tab open a blank page in firefox?

Today ubuntu software center asked me to update things as usual, and I accepted. But now when I open a new tab in firefox, it shows 9 'mini pages' taken from the history of visited pages. How can I ...
5
votes
3answers
947 views

Desktop dims when Thunderbird and Firefox are launched

I am running Ubuntu 12.04 (almost default install regularly updated) Unity interface on ASUS X53U (AMD Brazos Dual Core C60 with 2GB RAM). On launching Thunderbird and Firefox, the application dims ...
5
votes
1answer
4k views

How can I stop Firefox throwing a NS_ERROR_FILE_CORRUPTED error?

I had a powercut last night and ever since then when I try to access the Ask Ubuntu Chat, I see the following error in Firebug. Component returned failure code: 0x8052000b (NS_ERROR_FILE_CORRUPTED) ...
5
votes
2answers
970 views

How do I close a new Firefox window from the Terminal?

I have multiple instances of Firefox running in Ubuntu 14.04. How can I close the most recently opened window/instance from the Terminal? I tried using the cfct alias defined in an answer to a ...
5
votes
2answers
437 views

How to move between Nautilus panes?

I believe Nautilus is the file system in Ubuntu. When I have two tabs open, in say my home directory, how do I move between them easily? Is there a shortcut key? For example: In Firefox, Ctrl + Tab ...
5
votes
2answers
310 views

how can I install firefox 5 on Ubuntu 11.04? [duplicate]

Possible Duplicate: How do I install the latest stable version of Firefox? I've seen Firefox 5 has been released. How can I install it for Ubuntu 11.04 without deleting my current Firefox ...
5
votes
2answers
1k views

Can I remove the countdown when installing extensions in Firefox?

When installing an extension in Firefox, the confirmation dialog makes you wait 5 seconds before you can install the extension. I find it annoying and unnecessary, is there a way to shorten or remove ...
5
votes
1answer
720 views

How to install Firefox 3.5 side-by-side to default Firefox 4?

My online banking requires Firefox 3.5 instead of the default Firefox 4 that comes with Ubuntu 11.04. How can I install version 3.5 to be able to have it running side-by-side to Firefox 4?
5
votes
4answers
3k views

My Facebook doesn't work on Ubuntu 10.10 but works on Windows XP

I have both operating systems installed on my PC, but Facebook only works on XP. I have tried Firefox and Chromium, but it works the first time, but after I log in it doesn't work, and can only open ...
5
votes
3answers
17k views

Flash On Firefox

Since Adobe recently dropped support for Firefox on Linux, I can't get flash player to work properly on Adobe Connect in Ubuntu. YouTube videos work fine, I only have problems with Adobe Connect. I ...
5
votes
1answer
2k views

How can I get the menu bar in firefox?

I installed a fresh ubuntu desktop 11.10 and in firefox there is no menu bar. I tried several things like pressing the Alt key F1-12 right click on a free space in the tab bar but still no menu ...
5
votes
2answers
4k views

How do I change the browser that gnome terminal opens links with?

I'd like gnome-terminal to open links with the Chrome browser, but it insists on opening them with Firefox. I've followed both pieces of advice found here without any success: ...
5
votes
3answers
1k views

Keyboard shortcut to un-focus form controls

While a form control like <select> or <input> is focused the arrow keys, Page Up, Page Down, Home and End all navigate inside the contents of that control rather than the web page itself. ...
5
votes
2answers
76 views

How to set firefox so that it asks for profile while opening?

How to set Firefox so that it asks for profile while opening. Can I edit the Firefox binary for the same ? if yes, how can it be possible ?
5
votes
1answer
2k views

No “Hello” icon in Firefox 34

I've just upgraded to Firefox 34, but cannot see "Hello" icon on Firefox toolbar. I could not find any info on that in Internet. There is no "Hello" icon there in "Additional Tools and Features" ...
5
votes
2answers
879 views

Transfer browser tabs from Firefox to Google Chrome

If Google Chrome and Firefox are both running, is there any way to transfer all browser tabs from Firefox to Google Chrome? I want to write a shell script that will transfer all tabs from Firefox to ...
5
votes
3answers
2k views

Fonts in Firefox weird after installing kubuntu-desktop

I've installed KDE with the intentions to try it out, but now, after removing it and going back to Unity, I noticed that the fonts in Firefox are still like in KDE. How can I revert the font type to ...
5
votes
3answers
462 views

Do I need to be concerned about browser security?

I have been a long time windows user till about thanksgiving when I switched to ubuntu. on windows I used firefox because I could trust the security that it gave. Since malware/virus are next to none ...
5
votes
2answers
4k views

What's the default serif font in firefox?

I'm trying to come up with a solid font stack that incorporates fonts typically found on an ubuntu install. font-family=serif looks great, but for obvious reasons, this isn't appropriate for other ...
5
votes
1answer
811 views

Firefox & OpenOffice don't use Indicator Applet Application Menu

At present, it seems neither Firefox nor Open Office seem to be using the Indicator Applet Application Menu. Is there a work around/fix committed?
5
votes
5answers
31k views

can't use flash in ubuntu 13.10

Since I upgraded to ubuntu 13.10, my flash isn't working anymore in firefox or opera. It only works in Google Chrome as it is included in the browser. I did check that I have flash plugin for firefox ...
5
votes
2answers
2k views

Cannot find firefox in Lubuntu desktop

I have just installed lubuntu-desktop on top of ubuntu 12.04. I understand that chromium is the default browser in lubuntu but I was expecting Firefox to show up under the Internet menu. It is ...
5
votes
4answers
3k views

Libre office (read only) issue

I run ubuntu 10.04 with the latest version of LibreOffice (the one release the other day). When downloading a document - like something in excel in my firefox, and want to open it, it opens up in ...
5
votes
3answers
5k views

Can I sync bookmarks between Firefox and Chromium?

So, Firefox has turned so resource intensive that my netbook can't run it without making me want to pull my hair out. Thus, I have been trying Chromium with quite some success (I have managed to find ...
5
votes
2answers
921 views

How to modify the Firefox homepage in LiveCD for every new user?

I have made a custom Ubuntu LiveCD with UCK. How do I modify Firefox's homepage?
5
votes
1answer
405 views

What is the “desktop couch scratch” folder?

What is the "desktop couch scratch" folder, and what do I do with it, if anything?
5
votes
1answer
616 views

Newly installed Firefox 43 crashes when videos are played

Both my wife and I have 12.04LTS on our desktop PCs. Last Saturday a routine apt-get upgrade upgraded us from Firefox 42.0 to Firefox 43.0. The new version crashes consistently if you try to play and ...
5
votes
2answers
981 views

How can I change the default download action to gnome-open in Firefox?

Firefox determines which program to use to open a download based on the download's MIME type. More information on that can be found in Mozilla's online documentation. It seems to me that when Firefox ...
5
votes
2answers
4k views

Installing a .cer file

I have a cert.cer certificate file for my Mozilla Firefox. I don't have any clue how to go about installing it for my system. Any guidance would be of great help.
5
votes
1answer
7k views

firefox shows only blank screen when opening new pdf

I use ubuntu 12.04 with firefox and adobe pdf plugin. Since ubuntu 11.04 upto 12.04 i have the problem that i can open only one pdf file in the browser. After closing the pdf, firefox only shows a ...
5
votes
1answer
313 views

How do I turn “sudo apt-get” text into clickable download links in Firefox?

In support forums, tech blogs or any other website, one may encounter some instruction similar to the following: Type sudo apt-get install sl in a terminal window, enter your password en you ...
5
votes
2answers
5k views

Ubuntu 14.04: Videos refusing to go fullscreen and freeze on Firefox

In Firefox on Ubuntu 14.04, just upgraded from 13.10, I can't make any video full screen without issues. When I tried it usual do this: video freezes, and sometimes you can hear the audio, but not ...
5
votes
2answers
1k views

How can I re-enable the global menu in Firefox?

Until recently, Firefox on my machine used the standard Unity global menu. However, recently the menu is no longer global and, strangely, is centered. See this screenshot: firefox-globalmenu is ...
5
votes
1answer
651 views

Firefox 7 starts with an empty “Alert”-Window and browsing does not work

Today, after I started Ubuntu (11.04) I noticed this window immediately after running firefox: As you can see it is empty. No information about what is probably wrong. I closed the file and tryed ...
5
votes
2answers
4k views

How can I enable fast printing from Firefox/CUPS using Dot-Matrix-Printer

We are doing printing from a firefox pop-up window to a 9-pin dot matrix printer, to make printing inexpensive for our application (Epson Lx 300+, Lx 300+ II family). As of now, I used IBM Pro ...
5
votes
1answer
64 views

Spelling correction like swift/swype

I like typing and type with ten fingers since 20 years. Sometimes I make mistakes or don't know the correct spelling of a word. I like the swype-app in android phones. I am very fast although I use ...
5
votes
2answers
6k views

How do I change Firefox's `about:config` from a shell script?

On of the first things I do when first using a fresh Firefox profile, is to set browser.urlbar.trimURLs to false (which really should be changeable though ‘Preferences’ or should have remained ...
5
votes
3answers
915 views

Adding x-scheme-handler without a popup in firefox

I have written a simple application which registers an "x-scheme-handler" in the .desktop file. Something like this:- [Desktop Entry] Name=Foo Exec=/usr/bin/foo %u Type=Application NoDisplay=true ...
5
votes
3answers
3k views

How to teach firefox to open rar archives

When I click on the .rar file in Firefox it offers either to open it with a default application or to save it to disk. However, the default app for .rar is set to gedit (?) So how do I change that, so ...
5
votes
2answers
1k views

how tell Thunderbird to open links in a certain Firefox instance?

I'm using Firefox and Thunderbird profiles for different activities and have them running as separated instances (processes) on different virtual desktops. This works great in general. But a big ...
5
votes
1answer
1k views

Enable thumbnail preview when uploading files in Google Chrome/Firefox?

I have google chrome and when I upload photos to Facebook or Imageshack I cannot find a way to show thumbnails, only detail view. I also tried this in Firefox. This is quite important as it is ...
5
votes
1answer
796 views

Autoproxy's auto mode doesn't work

I don't if this is the right place to ask this question, so please let me know if I can get better answer elsewhere. I just moved to Ubuntu 11.04 from Windows Vista. I've been using Firefox ...
5
votes
1answer
2k views

How do I switch Flash players?

Firefox shows that I've got Gnash installed, but in Synaptic I have the most recent Adobe Flashplayer. I've been having trouble with Flash content not working, and I'd like to try switching to the ...
5
votes
2answers
5k views

Firefox 39 crashing

I already asked this on Firefox support but still no anwer so maybe someone here knows how to fix this. After I updated Firefox to version 39 I can't use it at all, it crashes all the time, I ...
5
votes
1answer
339 views

Internet browser crash

I installed Ubuntu 15.0.4 64 bit. My mainboard is an ASUS M2N-PLUS SLI vista edition with AMD CPU, with 4GB of RAM and an nVidia 8500 GT video card. When I start Firefox, after opening a new tab ...