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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29 views

Keyboard shortcut for 'add 1 to URL' in firefox

I'm not sure where the best place is to ask this. In Firefox, you can add bookmarks with the 'urls' of ...
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94 views

LibreOffice Writer Completely Crashes My Computer

Computer - Laptop | Dell Latitude E6410 | Memory 3.18 GiB | Processor Intel Core i5 CPU M 520 @ 2.40GHz x4 | Disk 241.9 GB Operating System | Ubuntu 14.04.3 LTS 32bit (Left unmodified/as downloaded.) ...
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291 views

Apache 2.4.10 VirtualHost index page not shown

To see my description of my problem directly, see the Problem part. Context: Running XUbuntu 14.10 and Apache 2.4.10. I'm quite new to Apache so I'm trying to setup simple VH...with some success ...
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23 views

Does apparmor in enforce mode still logs?

I'm using apparmor with Firefox (enforce). I know that leaving in complain mode, apparmor will log what a certain program is doing. But I would like to know if it's possible to turn the "enforce" ...
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84 views

Problems installing Wget for firefox un Ubuntu 14.04 (along with fireget extension)

I followed the the instructions in HOWTO: install Gwget and Fireget Firefox extension but when I'm trying to compile Gwget (using instruction in the INSTALL file) I have the following error messages ...
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45 views

PNG images are viewed by Firefox

General problem start with seting default application for viewing png files as a Shotwell. If your default image viewer is Shotwell Viewer, your PNG files will be opened with Mozilla Firefox. Why is ...
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432 views

Install/Enable Adobe Flash Player debug version in Ubuntu 14.04 for Firefox (if possible for Chrome too)

I found many different solutions similar to each other on the web, but obviously they are outdated. It's suggested to download the flash player from here https://get.adobe.com/flashplayer (Nothing ...
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42 views

firefox: some tool boxes with black background (unreadable)

In my ubuntu 14.04 machine, and only for one of the user accounts in that machine, firefox has begun to show all those right-click context menus, pop-up lists of suggestions, and the list of recent ...
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177 views

Firefox is using too much memory and is freezing my machine

I have some 40 machines in our company. They are running Ubuntu 14.04 with 4Gigs of RAM. Very recently I noticed that almost on all machines Firefox browser is using around 1.2 to 1.5 GB of RAM and ...
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290 views

DRM issues 15.04

I am trying to watch NBC Sports on my Ubuntu machine. I currently have 15.04 installed. I have tried using both Chrome and Firefox. Chrome (updated) has flash 18, which is good. I've read though that ...
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105 views

Java Plug-in Crashed in Firefox 28.0 on Ubuntu 14.04 LTS

I just installed Oracle Java 1.8.0_51 .And set as it as by default.I also linked libnpjp2.so file in Mozilla folder in /usr/lib/mozilla/plug-in. But when I am going to verify java its show no java ...
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99 views

Apt-get Issues (and random crashes)

I'm running Ubuntu 15.04 (x64, i7, etc.). Everything has been working perfectly for a long time. However, this morning I was watching some videos online (YouTube) when Firefox crashed. I tried running ...
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329 views

Flash - Chrome Linux vs Chrome Windows

What is the difference between Flash in Chrome for Linux and Chrome for Windows? I am asking because in Ubuntu 14.04, Chrome will not play certain Flash-based live video streams (specifically ...
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159 views

Bangla font problem in blogger.com?

Could please anyone confirm me that the bangla fonts in any blogger site render correctly or incorrectly in their Ubuntu 14.04? Bangla fonts appear correctly in facebook.com and techtunes.com.bd ...
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135 views

Youtube/Downloading files eats all my bandwidth in Chrome

I'm using Chrome on Ubuntu 15.04 it works fine. Only problem is that when a download is in progress or i'm watching a video it eats all my bandwidth so I cannot open any other website until download ...
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2k views

Youtube videos on firefox not playing properly

I've reinstalled Ubuntu multiple times because Youtube videos haven't been playing properly. I thought maybe reinstalling Ubuntu might help but apparently it hasn't. During video playback, the video ...
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470 views

I have installed flash player but it's not working

I have install flash player for my firefox but it show me error To view this page ensure that Adobe Flash Player version 11.1.0 or greater is installed.
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150 views

Ubuntu is using a proxy although it's disabled in the settings

I have a problem with the proxy settings in Xubuntu 14.04 32-bit. Sometimes I need a proxy so I apply it to "/etc/profile", "/etc/environment" and "/etc/apt/apt.conf". If I don't need the proxy I ...
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113 views

Firefox doesn't start

I am on ubuntu 14.04, and when I try to launch firefox 38.0 it won't start up and I get this message: Your Firefox profile cannot be loaded. It may be missing or inaccessible. This is what I get ...
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724 views

Alternative to Flash Player for Firefox

I want to find an alternative to Flash for Mozilla Firefox. In Chromium I am using Pepper Flash which is great so I want to know if there is something similar for Firefox. I have found a lot of ...
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303 views

I can only install Firefox Developer Edition

I installed Firefox Nightly Developer Edition so I could contribute to some of their open source projects. I'd like to change back to the original. I've uninstalled Firefox using the following ...
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165 views

System unity crashed in ubuntu 14.04 LTS

I am using Ubuntu 14.04 and many systems connected to the network, all system has the same problem. Firefox and Thunderbird are not working and not showing Desktop. Unity automatically crashed and ...
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119 views

Company website does not work in linux, works in Windows

I have recently installed Xubuntu 15.04 in my personal laptop & tried to access my company site thru firefox. I was able to login using otp, but encountered several problems afterwards When i ...
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17 views

How to know when a mozilla bug will be fixed?

This is not a technical, but an admin process question. I am a victim of Mozilla bug 872869 (https://bugzilla.mozilla.org/show_bug.cgi?id=872869#c73), which I understand (by reading the bug at ...
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891 views

CRITICAL **: gst_app_src_set_size: assertion 'GST_IS_APP_SRC (appsrc)' failed

As reported here before, in some cases, at least, firefox won't play bandcamp tracks. I have tried to do it when running firefox from the command line, both with my default profile, and with a newly ...
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64 views

Problems on Kubuntu machine connecting to some sites after AT&T uverse upgrade

I recently had the U-verse service upgraded, and noticed that Facebook and youtube, and sometimes Yahoo have problems loading and displaying content. I am running Kubuntu 14.04 LTS, and using the ...
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726 views

How to download torrents using utorrent on your browser (firefox)

There is method for downloading torrents without opening actual program using browser. I just go to open firefox type in https://127.0.0.1:8080/gui/ After it I go to terminal and paste a command ...
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125 views

How to AUTO Open .doc files in Ubuntu FROM WEB

I am trying to open Microsoft.doc files from the Web however I am unable to do this. Here is a scenario of what I am currently experiencing. I go to website where I see .doc file; I click on File; ...
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303 views

Character encoding in Firefox

I installed Lubuntu 15.04 Vivid last week, making the first step away from Windows for me. I am running Firefox 38.0 (Mozilla Fifefox for Ubuntu canonical - 1.0). In Windows 7, when I loaded pages ...
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114 views

Turning off desktop integration in firefox

I used to be able to turn off the desktop integration in firefox by going to the general settings and unclicking the box that says "Prompt integration options." But I just reinstalled 14.04 on a new ...
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261 views

When Chinese ibus input is on, selecting text on Firefox textareas makes the text disappear

The selected text does not have be Chinese characters, any character just disappears. The problem happens both on: mouse drag ctrl + A selection methods. I installed the Chinese input through ...
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88 views

Firefox stuck on old version and problems with held packages

i did a clean installation of Ubuntu 14.04.2 2 months ago and i noticed recently that firefox was stuck at version 36. I uninstalled it and then the system showed version 35 as the latest. The same ...
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334 views

Problems with video and playback on 4K monitor and R9 R270 AMD. Ubuntu 14.04

For a number of years I have happily used Ubuntu. However,I am having all sorts of problems now since I upgraded my video card and monitor. My monitor is a Benq 4k monitor, but I decided to upgrade my ...
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83 views

Internet Connected but cannot visit websites

My laptop is Elitebook 745 G2 running Ubuntu 14.04, new installed. It has dual OS: Ubuntu and Windows. The internet service works well in Windows, but cannot work in Ubuntu, though it is connected and ...
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305 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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38 views

need help regarding blank javascript pages

I’m using Ubuntu Firefox on Linux. I play a web game and I use about 100 tabs to play it. When I go through the tabs with Ctrl+Tab it will open a window with JavaScript in the address bar and the ...
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206 views

Using wget to download websites when logged in to a password protected session

I am having difficulty downloading websites with wget that require specific authentication. Specifically, my university has me login to my account to be able to access university related websites. I ...
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1answer
304 views

Cannot play youtube videos on Ubuntu 14.04.1

I have both Firefox and Chrome with both having the Flash plugin installed. On Chrome, the Pepper Flash plugin is installed. The behavior of the problem is exactly the same on both Firefox and ...
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1answer
43 views

Issues with firefox, localized storage, and dpkg

I'm running Ubuntu 14.04, and this started after I restarted my computer. What happened originally was it wouldn't wake up so to speak after I left it idle, and logged out. It was just a black screen, ...
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82 views

Why are certain words in Firefox missing from my webpages?

I'm running Ubuntu 14.04 on a Dell XPS-12 laptop, in Mozilla Firefox, with no extensions running. For some reason, Firefox has been taking sections of readable text out of the pages I've been ...
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1answer
150 views

chrome flash plugin crash on ubuntu 14.0

I have ubuntu 14.04 running the latest chrome browser version 40. The flash player crashes every time I try to play video in chrome. I am not sure what caused these issues to crop up suddenly since it ...
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1answer
172 views

Lubuntu 14.10 Firefox does not start

I just set up Lubuntu 14.10 on my notebook and now Firefox only starts after rebooting for one time. Once it's closed, it won't open again. Calling Firefox from the terminal gives me ...
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1answer
122 views

Font display: single letter corrupted (temporarily)

Certain letters (but not always the same) are (temporarily) corrupted (see below, in Mozilla Firefox 35.0.1--not sure whether in other programmes), but usually 'fixed' with selecting the letter, or ...
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39 views

unable to sign with digital certificate on portal

Please help to resolve mention issue we are using Ubuntu 10.04 and we have our internet portal that purpose we require digital certificate.we are using mozila 24.0. that certificate show in Mozilla ...
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135 views

Web pages with charset UTF-8 not decoded properly

Some web pages encoded in UTF-8 are not displayed properly. The Swedish letters Å Ä Ö are replaced with special characters like ¥ and ¶ but at the same time there are other ...
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1answer
756 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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1answer
415 views

Firefox won't clear history completely

Yesterday while I was trying to visit "gmail.com" I accidentally wrote "gmai.com" (without the l) in the address bar. After that every time I was writing "gmail", the first choice of the autocomplete ...
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508 views

Firefox on ubuntu does not restore tabs from last time

Okay, this is my first question, I'll try to explain what happens. I use Firefox Sync in three devices (my notebook running Ubuntu 14.10 and two other Windows machines), and I use the "show my windows ...
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314 views

connect to an authenticating sock5 proxy?

anyone has successfully connected to authenticating sock5 proxy server? firefox seems not to support username/password fields when configuring sock5 proxies (see this bug, they have a patch but they ...
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203 views

How can I associate MAFF file format with firefox

I have been saving web pages in MAFF fromat but in ubuntu these files are associated with fileroller. How can I change this so that it always opens with firefox?