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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0
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2answers
118 views

Download Manager With Slow Download Speed Ubuntu 14.04

I have got a wireless connection to the internet. I have got two operating systems, one of them is Ubuntu 14.04 and the other one is Windows 7. My problem is, the downloading speed of the Ubuntu is ...
1
vote
1answer
12 views

Get Firefox to reopen same file on disk (for testing)

I am writing documentation using Pandoc, with a view to having it be viewed in HTML eventually on my web site. During development I want to test how the results look locally, so I have a build command ...
1
vote
1answer
14 views

Some webpages doesn't load properly in any linux distro

Recently I can't use Facebook, Youtube and some other webpages in any Linux distro that I install on my Thinkpad T420. I've been using Xubuntu for about one year and it happened about three weeks ...
0
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0answers
10 views

Firefox will not open with Open VSwitch Installed

I am following along with the Xen installation files from Ubuntu: https://help.ubuntu.com/community/Xen When I try to set up Open VSwitch, I noticed I permanently lose the ability to open Firefox ...
0
votes
1answer
11 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 ...
3
votes
3answers
295 views

Firefox not kept up to date

I am amazed this never happened for so long but I noticed that Firefox is no longer being upgraded on my Ubuntu 14.04 LTS so I am stuck on version 36. Apparently somehow linked to the flash player ...
5
votes
6answers
2k views

Why does removing Firefox install another browser?

I want to remove Firefox (with sudo apt-get purge firefox*) but without installing the Epiphany browser. How can I do this? I want to remove Firefox because I want to use Google Chrome as my default ...
0
votes
2answers
51 views

Firefox in Ubuntu does not load

I have just installed Ubuntu. Everything seems fine, BUT Firefox will only load Google, Bing and Gmail. All other web pages stall; just keeps loading without getting anywhere. This is hopeless because ...
25
votes
2answers
134k views

How to install the Java plugin for Firefox? [duplicate]

I am trying to install Java and plugins for Firefox. I installed both the JDK and JRE. When I try with the sudo update-alternatives --config java command it shows only one choice available. Plugins ...
2
votes
0answers
10 views

Firefox - “open with” does not open the application and opens the /tmp folder

I have ubuntu 15.04 and firefox 39.0. When I click on a link, e.g. to download a PDF file, firefox asks to download or open with the default system application, if I choose open with [application] the ...
0
votes
1answer
5k views

i can not watch youtube full screen videos on the monitor

I have just got a new monitor to connect it to the laptop. I have opened Firefox in both screens. When i make full screen mode on the monitor and want to surf the web on the laptop at the same time, ...
0
votes
4answers
37 views

Restore window in firefox 39?

I killed Firefox and restarted it. It opened a new window. I usually want my 100s of tabs back so I open File > Recently Closed windows. But Firefox 39 has no menu bar. How do I access this ...
19
votes
3answers
3k views

“Shockwave Flash is known to be vulnerable” warning

Good evening! Today, I turned off my computer without any problems and went out. When I came back and tried to surf the net, I saw that my firefox started giving me this problem: "Shockwave Flash is ...
4
votes
3answers
283 views

How to stop firefox from downloading files in public computer to its Home/Download folder?

I work in IT-department and we have a situation. We have public computers installed in city library and they are using Ubuntu 12 kind off kiosk operating system. People are opening and downloading ...
2
votes
1answer
100 views

Buggy full screen mode since Flash 18.0.0.204

I use Flash Pepper with Firefox via Fresh Player. The following setup allows me to watch YouTube videos in full screen mode: Kubuntu vivid with all the latest updates Firefox 39.0 Flash 18.0.0.194 ...
0
votes
1answer
103 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 ...
0
votes
2answers
10k views

Flash does not work on Firefox in Lubuntu 14.04

I have installed Lubuntu 14.04 but Flash isn't working correctly with Firefox 28.0. Viewing videos in YouTube, using the Spotify web client and yes.fm all do no work. I can see that the addon is ...
0
votes
0answers
21 views

Google Maps using WebGL in Firefox crashes Ubuntu

My system configuration (Hp pavilion 15 - p238nd): processor: Intel i5-5200U graphics: Intel HD Graphics 5500 Video card: NVIDIA GeForce GT 840M Window manager: XMonad Description of problem: ...
3
votes
3answers
3k views

Youtube doesn't work anymore in firefox (Ubuntu 14.04)

Title says it all. Whenever I try to play a Youtube video I get the error messages: Your browser does not recognize any of the video formats available It worked fine just before I installed the ...
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0answers
8 views

I-frame run on https://localhost won't display https website contents

I created a page with an iframe which runs on localhost and configured it to run on http://localhost as well as https://localhost. When I put a http website address in the html code of the page in the ...
0
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0answers
15 views

Unity web player is responding late when using with pipelight

I am trying to run unity web player in firefox. I came to know about the Pipelight plugin for firefox. The problem is I am able to install and enable pipelight. While loading any unity application ...
3
votes
4answers
34k views

Updating or uninstalling and reinstalling Firefox on Linux

I am trying to upgrade Firefox on Linux, and it is not working. I thought about uninstalling it and reinstalling it, but I don't have a clue about how to do that. Can anyone help me?
0
votes
1answer
82 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.
1
vote
2answers
109 views

Vertical lines appear in my screen on 12.04

Vertical lines started appearing in my screen on 12.04 all of a sudden. Dell Inspiron 6GB machine. This behavior is seen on the latest versions of Chrome/FireFox browsers.What should I do to resolve ...
0
votes
0answers
12 views

Sticky keys disabled when using Firefox

Sometimes when using Firefox on Kubuntu 14.10, I find that Sticky Keys is suddenly disabled. I've tried to use Firefox without any addons but the problem persists. I find that Sticky Keys being ...
24
votes
7answers
35k views

How do I fix Flash issues?

I am having problems with Adobe Flash in Ubuntu, what are my options?
1
vote
4answers
2k views

Java is not working in any browser

I'm using Ubuntu 14.04 , and I've used the 12th edition and 13th and it was always the same problem for me, java is NOT working on any of my browser : all applets aren't functional, I can't login to ...
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votes
0answers
14 views

Install Ubuntu on any unlocked Android phone? [duplicate]

In the future you will be able to install Firefox OS on every unlocked Android phone! For more information see: ...
2
votes
1answer
3k views

Ubuntu 14.04 System Freezes - Firefox eats a lot of memory with nvidia-prime enabled

I have a clean install of Ubuntu 14.04 on a Dell XPS L502X Laptop with a discrete, optimus-enabled Nidia card. System was working great until I decided to install bumblebee to enable the Nvidia card ...
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votes
0answers
63 views

Flash player on Firefox on Ubuntu 14.04 goes to fullscreen once

I've always had this problem with Firefox, but I have finally decided to fix it. I have flash player 11.2.202.491 on Firefox 39.0 and Ubuntu 14.04 Gnome. When I go to play a video stream like JW ...
0
votes
1answer
41 views

Unity Web Player - Linux (still not working ) [closed]

First of all, I want to apologize for my bad english ... I have problems with installing "unity web player" on Linux Mint. I used Windows all the time until now and so Linux is completely new for me. ...
4
votes
1answer
297 views

How to set Chrome as default browser for Java installation

When going into the Java Control Panel by executing the following command in Terminal: ControlPanel And going to the Advanced tab, I see that at the bottom it says: But I have set my default ...
34
votes
11answers
68k views

Adobe Flash Plugin is vulnerable/outdated in 14.04 but there is no update in Firefox

I am using Ubuntu 14.04 LTS. When I open a site which requires flash plugin (e.g. Youtube), Firefox says This plugin is vulnerable and should be updated. However if I click Check for updates... ...
3
votes
1answer
625 views

Create desktop apps using Firefox possible?

In Chromium you can go to File > "Create application shortcuts"... This then allows you to add a "webapp" type shortcut to your launcher. Is this possible through Firefox with the same type of ease? ...
2
votes
1answer
130 views

unable to install webapps from firefox in 14.10

I've upgraded to 14.10 and I'm not able to install webapps from Firefox. For example, when I'm on Twitter I've the popup asking me if I want to install it but if I select "install" it does nothing. ...
1
vote
4answers
3k views

How to make Firefox run Adobe Flash even when it's outdated?

I use http://onlineclock.net/ in order to wake up in the mornings. It is absolutely vital to me that this site work correctly. My phone alarm simply does not wake me up. If this site does not work ...
1
vote
0answers
65 views

WebEx on Ubuntu 15.04 [closed]

I can't get webex to work. When I click start "Enter Room" it gives me the helpful error of: "Your browser, browser version, or operating system is currently unsupported." I've tried the ...
-1
votes
0answers
29 views

Not sure if I should report a potential secuirty problem

I have been seeing potential suspicious activities on my computer that I think may be linked to what they call clickjacking. I noticed some suspicious activities from apparmor reporting stuff like ...
0
votes
0answers
23 views

How to get Firefox to only load images from trusted origins

As you can see by the name, I am paranoid, and I realise that I can get something malicious on my machine through looking at an image. I have disabled my browser's cache, but this still only limits ...
0
votes
0answers
27 views

kubuntu 15.04 lagging problem along with more power consumption

I have installed Kubuntu 15.04 on my dell inspiron 5520 (64 bit) . But when every time I open facebook in Firefox or Chromium after some time my laptop is not responding for 20 to 24 minutes.Also ...
1
vote
1answer
83 views

Ubuntu 14.4 Firefox crashes

Last week as usual I updated using software updater, ever since then Firefox has been crashing every few minutes. I have uninstalled and reinstalled it and still get the same issue. error Add-ons: ...
0
votes
0answers
16 views

Fix needed - Firefox nolonger starts from launcher icon. Does start from terminal

I've rebooted. I've updated all software. I've uninstalled and reinstalled firefox. The only weird things I've done have been to attempt to perform backups (which failed a couple of times before I ...
0
votes
1answer
25 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 ...
0
votes
1answer
83 views

firefox libva (VDPAU backend) crash

I see this problem recurring over and over browsing the web. I updated firefox to version 39.0 (version seems not to count that much anyway) and now when I open (supposedly) pages with flash content, ...
2
votes
1answer
236 views

Does Adobe, Firefox, or Canonical maintain flash plugin for Ubuntu?

Adobe flash plugin for firefox on Ubuntu 14.04.2 LTS seems to constantly crash after most recent update as of 7/14/2015. Plugin was recently installed on an ASUS R510LA-RS71 laptop. Have had no ...
0
votes
4answers
43 views

Did Firefox (v 39.0) drop support for “Global Menu”? [closed]

... and if so, how to fix / re-enable support? Or would this be fixed by subsequent point releases of Firefox?
2
votes
1answer
175 views

Firefox blocking outdated Java plugin

On ubuntu 14.04, Firefox (v30.0) is telling my Java plugin is outdated, and does not allow it to run. How can I fix this, either by updating java or removing this "security" check? $ java -version ...
4
votes
2answers
2k 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 ...
1
vote
0answers
42 views

Can i make 64 - bit Firefox use 32 - bit Java and how?

I am a newbie when it comes to Ubuntu, so please endure my ignorance... I have installed Ubuntu 15.04 for safety reasons and to have a desktop with no distractions for study. The Study I am attending ...
1
vote
2answers
157 views

Firefox keeps crashing on Ubuntu 14.04 even in safe mode

It's been happening for the last two days. There is no particular reason why it happens. The last time it happened was when I was trying to purchase something on Amazon. It just wouldn't let me open ...