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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88 views

H264 firefox standalone on Ubuntu 14.10 [duplicate]

I'm on Ubuntu 14.10. FF 35 has support form H264 and VP8, but not MSE and VP9. That is ok, and confirmed by youtube html5 page, https://www.youtube.com/html5, as you see the screen #1 here: ...
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60 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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1answer
262 views

Oracle Java plugin not recognized by Firefox 35.0.1

I have added symbolic links pointing to libnpjp2.so of jdk1.8.0_25 (in jdk1.8.0_25/jre/lib/i386/) to the following locations: /usr/lib/mozilla/plugins /usr/lib/firefox-extensions/plugins ...
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27 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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0answers
95 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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0answers
27 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 ...
3
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3answers
2k views

flash player plugin 11.2.202.442 over 11.2.202.440 update [duplicate]

How do I install flash player 11.2.202.442 over 11.2.202.440? Using Ubuntu 12.04. This is my wife's computer, and she just told me she can't see any videos using Flash Player. Message says She needs ...
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0answers
18 views

Ghost blogging platform dashboard in Firefox Ubuntu

I have been using the Ghost blogging platform the last few months. Using firefox in Ubuntu, sometimes the dashboard does not show numbers, icons, and content. If I use firefox in other OS, I do not ...
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2answers
585 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
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1answer
68 views

Weird accidental key mapping, CTRL key alone loads home page on Firefox and home directory on Nautilus, how to revert to default behavior?

I cannot really tell exactly how this did happen. Yesterday, I pressed CTRL + C to copy a URL from a web page displayed on Firefox, and it seems I touched something else that wasn't CTRL + C and ...
0
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1answer
158 views

Firefox is slow

I'm on Ubuntu 14.04 LTS (workstation), and it's like Firefox is very slow (compared to the same on an old windows machine... sorry again for the reference, but I thought it would be as fast or faster ...
0
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1answer
77 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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0answers
53 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 ...
1
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1answer
107 views

Firefox Becomes Unstable Playing Youtube Videos

I'm having an issue with Firefox. Anytime I try to play a video on YouTube (or an embedded YouTube video on another site) my browser becomes unstable. The video is jumpy, going full screen to window ...
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0answers
69 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 ...
3
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1answer
31 views

Delete cookies in Firefox after a specified time frame

In the Firefox tab Privacy in Preferences we can set Accept cookies from sites and then Keep until: they expire, I close Firefox or ask me everytime. Currently I have keep cookies until they expire ...
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0answers
28 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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0answers
51 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 ...
0
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1answer
50 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 ...
0
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1answer
52 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 ...
0
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1answer
78 views

Where is the flash whitelist and blacklist on Firefox?

In Tools--->Add-ons-->Plugins-->Shockwave Flash I selected Ask to activate. Now I need to explicitly allow flash to play on every website I visit. It is possible to Allow and Remember or ...
2
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1answer
94 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 ...
0
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1answer
25 views

How can I see a music sheet on Mozilla Firefox under Linux Ubuntu?

I would like to see a music sheet on the Internet. I saw it on Mozilla Firefox. The error message is the following: Your browser has been detected as: Firefox for Unknown Platform How could I ...
0
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1answer
18 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?
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0answers
32 views

Create a .desktop file: cannot find the icon on my desktop

I am trying to install Firefox Dev and followed this: How do I install the Firefox Developer Edition? I created, with nano, a file: firefox_dev.desktop in ...
1
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1answer
166 views

Why firefox page scrolling is slow on Ubuntu 14.04? [closed]

Why on the firefox default installation (on 14.04) the page scrolling is so slow? With Chromium I haven't this problem. My hw: 4GB RAM and a nvidia video card (9600 GT). Thanks!
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0answers
34 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 ...
0
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2answers
119 views

How to make Firefox stop suggesting if I meant to go a website when I search

I search using the URL address bar in Firefox however when I search a phrase or whatever a popup always comes up asking " Did you mean to go to example? ". It's quite annoying and was wondering if it ...
17
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2answers
544 views

How to remove `t=canonical` from Firefox browser searches made on DuckDuckGo?

In Ubuntu 14.04, when I do a search in Firefox using either the address bar or the search bar, the system always adds t=canonical to my searches. So the full string becomes: ...
2
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2answers
53 views

Drop Down Firefox in ubuntu

Is there any way we can have Firefox the way we can have terminal with Tilda or Guake?
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0answers
55 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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0answers
23 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 ...
0
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1answer
104 views

Ubuntu Chrome can't load official adobe flash player?

I'm currently using chrome 39.0.2171.99 (64-bit) on Ubuntu 14.04. But i have encoding and massy codes problem when flash contains Chinese words.(This only happens in chrome, firefox in my ubuntu works ...
0
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2answers
441 views

Firefox keeps crashing on Ubuntu 14.04 [closed]

Since yesterday, every time I visit Youtube Firefox crashes. Also, it crashes on some other video streaming sites (or pages that include a video player like jwplayer for example), but not every time. ...
0
votes
1answer
106 views

Flash works ugly

After updates last Friday (16.01.2015) I have started getting problems with all my browsers which use Adobe Flash player (Firefox, Midori etc). Videos from Youtube, Vimeo, etc. are playing "laggy" ...
1
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1answer
30 views

What are the compilation steps for Firefox 33? [closed]

Where does browser.xul file stored during unzip of omni.ja by Firefox 33 ? What are the compilation steps for Firefox 33 under Ubuntu ?
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0answers
47 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 ...
0
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1answer
303 views

Firefox pdf-viewer don't work

After Firefox update from 34 to 35 via apt-get upgate; apt-get upgrade I can't open pdf's in Firefox. Download and read with evince works fine. How can i fix it? OS: Ubuntu 12.04 Firefox ...
1
vote
2answers
302 views

How to uninstall apps installed through Firefox Marketplace?

In Firefox 35, there is menu called "Apps" that allows to install "firefox apps" through Firefox Marketplace. I installed an app but now I can't find how to remove it! Is there an obvious way that I ...
1
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0answers
93 views

Firefox won't start, 'sys_page_size == 0' error

Out of the blue, Firefox Developer Edition from the PPA on Ubuntu 12.04 wouldn't start. It did not launch by searching through Unity and clicking on Firefox. Typing firefox in terminal gave me the ...
0
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0answers
88 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 ...
1
vote
1answer
123 views

Firefox 35.0 on Ubuntu 14.04 LTS sets a cookie to google.com even without calling any web location

I have updated my Ubuntu 14.04 recently and got a new firefox (version 35.0). I have configured an empty starting page and my default search engine is configured to duckduckgo. but: Since the update ...
2
votes
0answers
362 views

Firefox keeps freezing after upgrade to v35 on Ubuntu 14.10

After upgrading to Firefox 35 on Ubuntu 14.10, I keep experiencing browser freezing every time when I open a new tab, especially when I type in the address bar. The memory usage surges dramatically ...
0
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2answers
237 views

Chromium + Firefox - flash doesn't function w/Pepper.

Environment: toshiba chromebook with crouton ubuntu 12.04 Problem: Flash doesn't function on Chromium. Flash doesn't function on Firefox. Sound muted in Ubnutu Desktop. I'm going to order the ...
1
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2answers
101 views

Firefox fails to start on Ubuntu 14.04

I am unable to start Firefox. Whenever I click on the icon the mouse pointer just changed the state to indicate its busy and the after 2 seconds it would change back to a pointer. I ran the ...
0
votes
2answers
36 views

How to make CTRL+F4 to close the current tab in Firefox?

On Ubuntu Studio 14.10, the CTRL+F4 seems to work as a shortcut for opening the 4th desktop (tested using a live DVD, without any customizations). However, I only need two desktops, so I reduced the ...
0
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1answer
35 views

Delete all site data in firefox [closed]

I have 2 google accounts and firefox on startup always logs into the wrong one which really pisses me off. How can I make it log into the first one or forget all data regarding websites to start over? ...
2
votes
0answers
67 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. ...
0
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0answers
60 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?
0
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0answers
21 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?