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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107 views

Firefox Animations Extremely Slow

I'm building a website with the occasional animation in it, by jQuery and by using CSS3 transitions. I'm wondering why they look so slow compared to the Mac/PC version of Firefox (Which runs ...
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79 views

How to install firefox addon Skip Cert Error silently through automation

I want to install firefox addon Skip Cert Error to skip ssl error for my automation projects running on Linux virtual hosts. However, I want this installation of add-on to be unattended through some ...
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24 views

Firefox extension compatible with Unity to show download status in launcher

Are there any working Firefox extension compatible with Unity to show download status? Unityfox was the one I have been using for a long time but it is not compatible with latest versions of Firefox. ...
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123 views

Dark xfce themes makes elements black in firefox - userContent.css is not enough

I'm using dark theme for XFCE and along with the DE the default css of firefox has changed. I tried to fix it by creating file ~/.mozilla/firefox/chrome/userContent.css and pasting in some css - it ...
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30 views

Firefox: don't rename files with “filename(1)”

If I download two files with the same name (or even the same file twice by mistake), Firefox appends "(1)" to the filename (or "(2)", etc). I find parentheses in filenames annoying, especially ...
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11 views

Firefox keeps reverting the 'do not track' setting

Lately I discovered that (now) Firefox 36.0.4., but also several version before this one do not respect the 'do not track' setting. I want the setting to be off, because I think it doesn't make much ...
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119 views

Can't get WebRTC Firefox Hello webcam to work

G'day I have a USB webcam which works well in Cheese, Skype and WebRTC Test with Chrome but not Firefox 36.0.4, lsusb shows the webcam as Bus 001 Device 002: ID 04fc:1528 Sunplus Technology Co., Ltd ...
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157 views

How to use On-screen keyboard in Firefox/Chrome in Ubuntu Gnome 14.04

Pretty simple question, it's all in the topic line. I enabled the universal access features, turned on the keyboard, and it's pretty nice except for the fact that I can't use it in my internet ...
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105 views

Firefox totally unusable after v35, and still the same problem on v36 on ubuntu 14.10

My firefox is completely unusable now. 1. Cannot connect to any website, just loading forever. 2. Keep freezing when I type in the address bar, result in the sudden surge in the CPU usage 3. ...
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87 views

Weird font-rendering issue after Firefox crashes

I'm running Firefox in Ubuntu 14.04, and sometimes Firefox freezes and once it's back it starts rendering fonts in a really weird and distracting way. I've had a similar crash before that also ...
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54 views

Lubuntu 14.04 Cannot execute embedded mp3 in some websites in Firefox

The website http://www.goethe-verlag.com/book2/EM/EMRU/EMRU003.HTM works fine in Firefox 36 when I use Windows XP. However when I use Firefox 36 in Lubuntu 14.04, the audio does not play. I have ...
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38 views

Hulu doesnt connect to TV provider

I am using Firefox to watch Hulu.com stuff. I try to use the "Connect a TV provider" button but it doesnt do anything in linux. I select my provider.. DISH A popup appears which asks for login ...
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116 views

How do I know what plugin Firefox wants from me?

I went to a web page, and it displayed the following message: That's all it says. "A plugin is needed to display this content." Nothing else. How am I supposed to know what plugin it needs? ...
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87 views

Firefox keeps connecting to Roku Streaming Player

Recently I have discovered that Firefox keeps connecting to a local IP address, http://172.16.8.50:8060. These requests are made approximately every minute. These requests are also here even if I ...
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73 views

Why does kubuntu freezes when running firefox/chromium?

I was surfing the red and everything in Firefox in Kubuntu and suddenly my PC just freeze. I don't know why but I though it was for the browser so I installed Chromium but the same thing happened. I ...
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78 views

how to activate jre under kubuntu 14.10?

I have installed kubuntu 14.10 and I have tried to activate jre on firefox and chrome, but I have some problems. 1- On chrome side I have not succeed to activate jre plugin for both version oracle ...
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73 views

how can set the proxy in my computer

My computer is Elitebook 745 running Ubuntu 14.04 LTS. It can connect to the Internet very well in my working space where is no proxy server. In my residence, there is a proxy server. It can be ...
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188 views

transfer important files from an old firefox profile into a new one

I try to write a script that copies all important files into a new fresh profile. I used the information on this mozilla support page #!/bin/bash echo While copying your personal data from an old ...
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61 views

Open link from application in running firefox profile

Applications that allow opening links (e.g. emacs), always fail to open URLs for me. Instead of immediately opening the URL in a running browser window, they open the firefox profile manager dialog. ...
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32 views

Problem with addons in Mozilla

The problem is following: I have about 10 addons installed and suddenly part of them just stopped working( wappalyzer, google translate plugin) while others(Adblock, firebug) still work. All addons ...
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45 views

Applications in Ubuntu take forever to resolve URL, webpages usually don't load completely. Internet on other OSs are fine. What's wrong? (14.04)

All the computers in my house are connected to the same router, with the same DNS (googledns). The two Ubuntu machines take forever to "resolve host" (chrome/firefox), but the Windows machines aren't ...
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100 views

How to change browser in which Sublime Text will open files?

For some time I used Firefox and I guess because it was first browser that was installed, when I installed Sublime it recognized it and set it as default but now I switched to Chromium and I ...
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42 views

Firefox not displaying chat links

Few days ago I noticed that when someone sends me different kind of links on Facebook (when I use Firefox) I don't get them. I thought that it's just a Facebook problem, but then I checked my other ...
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35 views

Add-on website is closing immediately during first run - Mozilla

I have written code for loading Add-on's website during first run. But it loads and closes the website immediately. Here is the code var myaddon = { onLoad: function() { this.initialized = true; ...
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37 views

Pressing any key in firefox repeats a string (under load)

On 32-bit lubuntu (14.10) with firefox 35.0.1, occasionally while browsing a very, very strange bug with text input will occur. When typing into any text box, any key will input, instead of the ...
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78 views

Youtube having problem in firefox

I having problem in Youtube videos while playing the screen is constantly flickering when i run the same videos in Chrome no such things happens.Is there any solution to this??
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103 views

Firefox crashes not due to plugins-latest FF on Ubuntu14.04

Firefox ver35.0 crashes after running videos for a while or even after seeing many .Gifs on Ubuntu 14.04 I have reinstalled FF and Ubuntu too. No luck. One window says; Must restart FF. Other window ...
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80 views

Firefox says “a plugin is required” but doesn't say which?

I installed Dictionary.com addon in my latest firefox web browser. But it is showing some plugin is missing without naming which one. Please see the screen shot to have a better understanding about ...
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260 views

No audio in Firefox, Chrome, Spotify, etc. on Ubuntu 14.04

I recently installed Ubuntu 14.04 LTS 64-bit and I'm having some issues with my audio. I have an Intel H61 Express chipset and I'm using the HDMI out to my home theatre system. When I select the ...
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31 views

Web page not available

I'm trying to access some websites using chrome and firefox but it is giving me error message like Web page not available.I'm getting this problem from when I installed Ubuntu14.04 now I upgraded it ...
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153 views

IcedTea always ask for confirmation even when the security level is lowered, how to change this behaviour?

I am running Ubuntu 14.04.1 64-bit LTS with OpenJDK Java 7 Runtime, IcedTea Web Control Panel, IcedTea Java Web Start and Icedtea Java Plugin(browser plugin) installed. I am using Firefox 35.0.1 and ...
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180 views

Firefox mouse wheel does not scroll - even with about:config

I am running Ubuntu with Lubuntu-desktop, firefox version 35.0.1 The mouse scroll does not cause the page to scroll- it causes a "back" button event, going to a previous page in my history. I tried ...
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54 views

Firefox blur event fires when changing keyboard language

When i changing keyboard language in a text-field with DOM "blur" event, the event fires!. As you know the blur event must fire when text-field lost the focus. I've found this problem only in ...
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197 views

How to disable Alt key mnemonics in Firefox?

I'm using the Firemacs addon with Firefox 35 in Ubuntu 14.10, which provides Emacs-like key bindings for composing text in the browser. Unfortunately there is some global system behavior that keeps ...
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60 views

how to launch gmail web app for unity

In 14.10, I clicked the button to install the gmail web application. How do I launch the application? There's no description available for version 14.10 which I could see -- yet there was a button ...
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58 views

Updated Ubuntu 14.04 today

Updated Ubuntu 14.04 today using Firefox 35 watching YouTube videos,in normal screen they're okay,enlarge screen and all i get is audio,black screen anyone having same issue or know why this is ...
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34 views

Google gives wrong search results in firefox in Lubuntu 14.04.1

I was trying to find some info about an issue in Lubuntu (I cannot install MS Office 2010 with PlayonLinux), but the google search results were wrong, it highlighted words which were totally different ...
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115 views

Use 32 Bit java plugin in 64 bit firefox

I am unable to run a self signed applet in firefox that had 64 bit java installed. I understood that it may be the case with my java being 64 bit as the same was working in windows environment which ...
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173 views

Pipelight-multi displaying plugin-needed in firefox 35

I have just reinstalled pipelight-plugin as it is not working at all and I am still getting the same problem. Firefox on youtube is reverting to the html5 plugin, but the youtube videos on facebook ...
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66 views

My close, minimize, maximize buttons have disappeared from chromium and firefox, how do I get them back?

They have disappeared randomly from both chromium and firefox. How do I get them to re-appear?
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26 views

FireFox can't acess outlook page

I just installed Ubuntu on my laptop. I can't visit this page. No luck with Chromium Browser too. I have already cleared the browser's data but nothing happened. What should I do?
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35 views

wmctrl: Permanently renaming a window

When i use wmctrl to rename a window (Firefox) to something else, the reload of a page or switching to a tab overwrites that name. How can i permanently rename a window? Or how could i re-rename it ...
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33 views

mic from webcam not working in google talk but working in audacity

All more or less said in title except I can hear the test sound (bip) in my sound system. There is no test or setting for the mic in google talk that I was able to find (there was a long time ago but ...
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53 views

Firefox hangs under Ubuntu 14.04

I'm new to Ubuntu but am enjoying it. Using 14.04 on a humble netbook where it's so much better than win7. To be honest I don't stress it much, the netbook goes on trips and I store photos on it until ...
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51 views

How do I get Thunderbird to use Firefox to open URLs?

Every time I try to open a URL found in an Email from within T-Bird, it opens Ubuntu Web Browser instead of my default browser, Firefox. How do I fix? Note: I've already tried a manual config edit ...
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125 views

impossible to launch Spotify from embedded player with Firefox

With Firefox, when I try to play a song from a Spotify embedded player (like here, not the "play now" button but the player below : http://playlists.net/weekend-playlist-21-06-2014) I get the error ...
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27 views

how to print DjVu in Firefox

I'm attempting to print to printer or PDF a DjVu document that is accessible from this link by selecting "View Scanned Files" and then selecting the DjVu for the plans. When I try to print this page ...
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149 views

Ubuntu 14.04 not load web page

I have dual system Win7 and ubuntu 14.04. My ubuntu can not load webpage in Firefox these days, though it shows WiFi is connected. Please find my information for ifconfig, route -n,ping,cat ...
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13 views

Firefox blinking when i enter keyboard

I have some bug with firefox: he's blink when i enter keyboard. Moreover, me enter keyboard not only in firefox (type in text editor on top of the browser, too blinking). This bug exists only when ...
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960 views

Enabling hardware acceleration with AMD fglrx on firefox

The flash movies can be quite sluggish and even worse google streetview is terrible when I run them on firefox. Yet if I enable HW accel on chromium I have no problems whatsoever. I'd like to try and ...