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

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24
votes
8answers
33k views

How do I fix Flash issues?

I am having problems with Adobe Flash in Ubuntu, what are my options?
117
votes
8answers
55k views

How do I install the latest stable version of Firefox?

I want to install the latest Firefox on my Ubuntu (64bit) box. What is the best way to do this? Is there a specific update site or should I download the binaries manually? If doing manually, in which ...
40
votes
4answers
390k views

How to install Flash player on Ubuntu?

Even though I have the latest Adobe Flash player 11.2 for Linux in Firefox - ref: Flash player security doubts - a particular online flash game still requests that I update to the latest flash ...
56
votes
5answers
40k views

How do I put a web application on the Launcher?

Sometimes I see pictures of screenshots with people with web applications and nice icons on their launcher, how can I set this up?
61
votes
8answers
33k views

How do I install the Firefox Developer Edition?

Mozilla released the Firefox Developer Edition! How do I install it on Ubuntu? Source: Mozilla Releases 'Firefox Developer Edition' for Windows, Mac and Linux - OMG! Ubuntu!
34
votes
5answers
137k views

How can I make Firefox open magnet-links in Transmission?

I can't find out how to make Firefox open magnet-links in Transmission. There is no option to make it the standard program for magnet-links in its properties, and as I am not experienced with the ...
26
votes
7answers
56k views

Compatible version of “Adobe Shockwave Player?”

Is there a Ubuntu compatible version of the "Adobe Shockwave Player?" I'm running Firefox and when I try to bring up one of my School's websites it says missing plugin. When I click on "Install ...
41
votes
9answers
73k views

How to tell Chrome what to do with a magnet link?

Right now Chrome throws its apron over its head and calls Firefox, which opens the link with rtorrent. What do I need to do to eliminate the Firefox step?
10
votes
3answers
16k views

Adjust Firefox and Thunderbird to a High DPI touchscreen display (retina)

If you are using a high DPI Display with a resolution of 3200x1600 px you can adjust Unity with a System wide Menu and titlebar scaling But Firefox is not really ready for this: All pages and the ...
7
votes
3answers
3k views

How to install Firefox 3.6 and 4.0+ in parallel?

Up until last week, I had both Firefox 3.6 and Firefox 4.0 installed, which was good for testing web applications. But now the nightly channel contains Firefox 6 instead of Firefox 4. I tried using ...
2
votes
1answer
374 views

Ubuntu One: Publish file option available in Firefox but not Chrome

Is this a known bug? I can publish an Ubuntu One file or folder in Firefox, but that option under the "More" button isn't available in Chrome.
14
votes
4answers
35k views

Moonlight extension not working with new Firefox versions

The web browser I use is Firefox (currently in version 8 in Oneiric). According the Compatibility Check information the Moonlight extension is not compatible with FF8. Anyway, I enabled this extension ...
28
votes
21answers
91k views

How can I access Flash files from streaming websites?

In Maverick, there was an option to download Flash videos from sites like YouTube, Vimeo, etc. by copying the flashxx** file in /tmp directory to another location before closing the window. But in ...
9
votes
4answers
9k views

Slow internet browsing in Ubuntu

I have a dual boot set up with Windows and Ubuntu. When I'm using Windows, web browsing is a lot faster than when I'm using Ubuntu and I don't know why. It's like there's just a big latency rather ...
9
votes
5answers
16k views

How can I get Firefox to open torrent files with Transmission?

Every time I download a torrent file (.torrent), Firefox thinks I should open it with a text editor. How can I get it to open with Transmission? In Edit -> Preferences -> Applications, there's no ...
10
votes
2answers
2k views

Open irc:// links in XChat from Firefox and Chromium

I want to open channels in servers specified in irc:// links in XChat, but directly pointing to XChat binary (in Firefox) did not work - the window to choose servers appears as usual. I don't know how ...
7
votes
1answer
3k views

Make firefox only use GTK theme on browser chrome, but ignore on websites

I have a dark GTK theme, I don't want firefox to ignore it all together, I only want the theme to effect Firefox's chrome (the buttons, address bar, bookmarks bar, etc., etc.), but I want the theme to ...
1
vote
2answers
3k views

Why is Ubuntu using so much memory?

I have just turned on my PC and have two applications running; Thunderbird and Firefox. Whatever else is running is part of Ubuntu's feature set (as well as a few indicators). This has been ongoing ...
35
votes
4answers
19k views

Is there a work around to get protected Hulu or Amazon Prime instant videos working?

When I went to watch some only episodes of star trek on Amazon Prime, the player would get stuck on updating. I followed the instructions here and doing so actually worked for 3 seconds. It was the ...
23
votes
3answers
1k views

Why isn't Firefox 8.0 available as an update in the Update Manager?

So recently I've read that Firefox 8.0 is out, thought of updating, opened the Update Manager, refreshed the sources, but there was no uodate. Is there a particular reason for that?
17
votes
6answers
57k views

Removing Firefox in Ubuntu with all add-ons like it never existed

I have been using firefox for a long time in Ubuntu, I downloaded some add-ons but it made firefox extremely slow, even if I remove them nothing will change. I tried to remove firfox also but ...
31
votes
10answers
2k views

Can I make links to email addresses open Gmail instead of Evolution?

When I click on a link to an email address in Firefox or Google Chrome a "Welcome to Evolution" screen appears. Can I make Gmail open instead, or at the very least disable Evolution from running?
11
votes
4answers
9k views

How can one make firefox ignore my GTK theme entirely?

I have a dark gtk theme installed in my ubuntu 10.10 install and a persona installed for firefox that I also like. The problem is that firefox is using my dark GTK theme for items like buttons and ...
6
votes
1answer
7k views

Can I use Chrome's Pepper Flash with Firefox?

As Adobe no longer supports Flash on Linux (see "NOTICE" below), is there a way to use Chrome's Pepper Flash plugin with Firefox? NOTICE! Flash no longer is supported for Linux EXCEPT as part of ...
5
votes
1answer
12k views

How to run GUI applications remotely on a headless server?

I'm new to Ubuntu - sorry for novice questions. What I have - is Ubuntu server, to which I have access only via ftp and putty. What I would like to do - is to run firefox (or any other browser) from ...
2
votes
3answers
15k views

Flash player (in Firefox) is unstable in 14.04

For 13.10, I used this guide to get Intel iGPU-supported playback of flash videos in Firefox: http://www.webupd8.org/2013/09/adobe-flash-player-hardware.html All in all, Intel graphics acceleration ...
10
votes
2answers
8k views

How do I downgrade a package?

I just upgraded to Firefox 5 to find out that Selenium does not work on it. I'd like to downgrade to Firefox 4 but haven't found a way to do this. How do you downgrade to Firefox 4 on 11.04? Thanks ...
12
votes
6answers
11k views

Can I change the Firefox menu to look like the Firefox menu in Windows?

Why Firefox's main menu is different in Ubuntu (10.04) and windows 7 ? Is different main theme?. Can I change the Ubuntu Firefox menu to look like windows 7 menu?
12
votes
6answers
2k views

Firefox “clone” for Ubuntu

In Windows I use, beside the main Firefox installation, one or even two "Firefox clones" for different purposes (specifically oriented addons and configurations, light configuration without addons, ...
12
votes
4answers
4k views

Why does Firefox try to use Gedit to open .deb files

I am running Firefox 15 on Ubuntu 12.04. If I go to a website with a .deb link, Firefox downloads the file, then tries to open it with gedit. If I use Nautilus to open the .deb file, it runs it in ...
6
votes
3answers
33k views

How do I get HTML5 h.264 Video working on Firefox?

According the the release notes for Firefox 26, h.264 video should now be working in Linux. It does also say the appropriate gstreamer plug-ins need to be installed. Does anyone know what these are? ...
7
votes
1answer
2k views

How to make ubuntu 14.04 a kiosk [duplicate]

I have made a clean install of Ubuntu 14.04 LTS Desktop and now want's to convert it into a kiosk with a full screen webbrowser. This was previously done in 10.04 and worked perfect, but due to ...
6
votes
1answer
7k views

How can I disable the global menu in Firefox?

I can't open bookmarks in new tabs from it (this seems to be a bug in Unity), so I disabled the add-on for it. But the latest update for Firefox (22.0) removed that add-on and re-enabled the global ...
3
votes
4answers
2k views

High contrast theme Firefox problem

I am using the high contrast inverse theme in 12.04 as I am visually impaired. This generally works great but causes a problem in Firefox as entered text e.g into a Google search is white. As the text ...
7
votes
1answer
8k views

How can I force fullscreen on my right screen?

I have 2 screens: 17" on left and 22" screen on right side. When I watch a movie with VLC and want to watch on full-screen on my 22" screen (the right one), I move my VLC window in right screen and ...
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 ...
3
votes
3answers
11k views

Tor browser not opening

Whenever I start Tor in Ubuntu 13.04, the Vidalia Control Panel opens, loads up and displays a status of "Connected to the Tor network!". However, the tor-infused firefox, does not pop up like it ...
9
votes
3answers
55k views

Where is Firefox's plugins directory?

I know that there are extensive, "proper" methods for installing Firefox plugins. However, I would like to know where the folder is for linking shared-object (.so) files, such as libnpjp2.so and ...
29
votes
3answers
18k views

What does the Ubuntu Firefox Modifications extension to firefox do?

I'm presently running Firefox 3.6.8 on Ubuntu 9.04. My Firefox extensions include Ubuntu Firefox Modifications 0.9rc2. I've upgraded Firefox on this install a few times; as far as I can recall, some ...
9
votes
5answers
28k views

How to open magnet links from firefox with deluge

How can I open magnet links with firefox? I tried setting following values in about:config, network.protocol-handler.app.magnet -> /usr/bin/deluge network.protocol-handler.expose.magnet -> true ...
9
votes
2answers
29k views

How do you open Apt links in Ubuntu?

I'm trying to download an Apt file but I don't know how to. I'm using Firefox too.
7
votes
2answers
47k views

How to enable Moonlight/Silverlight 5 on firefox?

I have installed moonlight from this post here: http://askubuntu.com/a/327862/188878 the problem is, the application/website I am trying to use "requires" silverlight 5. is there anyway to trick the ...
10
votes
3answers
2k views

Should I use No-Script?

I hear that web-browsing is the most likely origin of malware on a computer these days. I also hear that one doesn't need to worry about viruses on Linux. So, should I use a browser extension that ...
9
votes
4answers
23k views

Is there an alternative to Adobe Flash?

I am having problems with Adobe Flash. I have the latest version installed for Firefox. It keeps crashing my computer and I was wondering if there was any alternative that works with videos that ...
4
votes
4answers
12k views

Running 32-bit Firefox with sun-jre in 64-bit Ubuntu [duplicate]

I am trying to run juniper networks connect program to vpn into work and it only works on 32bit sun jre. All the things I have found with google failed so far. I can't use any scripts, like ...
3
votes
2answers
8k views

How can I install a specific older version of Firefox and keep it from automatically updating?

I wrote a bash script to configure a suite of tools for continuous integration on top of Ubuntu 10.04.2. The script recently stopped working and I tracked the problem down to the newer version of ...
9
votes
2answers
3k views

How do I make Firefox start always maximized?

I am setting up Ubuntu with gnome for my grandma. How can I make firefox start ALWAYS maximized.
8
votes
3answers
3k views

Typing location path instead of clicking directory buttons in the file picker dialog?

Is there a way to change file picker dialog path input? I would like to type the path myself instead of clicking buttons to specify the destination path. In Nautilus I can hit Ctrl+L, to show the path ...
4
votes
7answers
457 views

Firefox unresponsive due to lock files, how do I remove them?

As my laptop hard rive was knackered I was adivsed to use ubuntu, it set-up perfectly. But i tried downloading Google Chrome and Flash Player because I couldnt watch any videos and now Firefox has ...
4
votes
3answers
4k 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 ...