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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6
votes
2answers
735 views

How to start a GUI application from cron?

I need to run a Java applet from a Firefox. The problem is, I need to run this Firefox from a cron. If I run from the command line and its work fine, but when put the command in the cron it failed: ...
0
votes
1answer
69 views

Why does Firefox show a SSL warning

In Ubuntu 14.10 (Firefox 36.0.1) this site shows a SSL warning: https://robot.your-server.de/ (sec_error_unknown_issuer) However on my Lubuntu 14.04 machine also with Firefox 36.0.1 there is no ...
0
votes
0answers
32 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 ...
1
vote
1answer
46 views

Firefox Cannot Display Chinese

I am using ubuntu 14.04 LTS. When I open a Chines web page, for example, this in Firefox, I got all crazy symbols. How to ask Firefox to display Chinese correctly, please? Could anyone provide a step ...
0
votes
1answer
159 views

Firefox Java plugin (icedtea) is installed, what prevents it from being loaded?

After upgrading my Ubuntu installation (now running 14.04 LTS) my java plugin for firefox ceased to work. It does not report an error or anything it just tells me that I need to install a plugin to ...
1
vote
1answer
37 views

How to set how apps invoke firefox (stop using -remote openURL)

I have a Xubuntu 14.04 user whose "Thunderbird can't open links anymore - they just take [her] to the home page" (default home page). Started happening recently. Digging into the issue I found that ...
0
votes
0answers
22 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 ...
0
votes
1answer
93 views

Firefox/Chrome Linux vs Windows issue

Ok so here is the problem that got me looking at this. Recently Battle.net closed their "website bug forum" for the Diablo 3 forums. In its place the put two buttons at the bottom of the page next to ...
15
votes
5answers
9k views

Add certificate authorities system-wide on Firefox

I want to add some root CAs that doesn't come with the default firefox on Ubuntu, but I don't know how. I tried adding them to the local certificates with certutil, but it didn't work. It messed up ...
1
vote
1answer
44 views

I can't open Firefox

I can't open Firefox. I see the message Firefox is already running, but is not responding. To open a new window , you must first close the existing Firefox process or restart your system.
4
votes
7answers
447 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 ...
0
votes
2answers
52 views

Why Firefox always gets upgraded and Chromium web browser don't? [duplicate]

Why Firefox always gets upgraded to the latest version available and Chromium web browser don't get upgraded to the latest version available? they are both open source software. I'm using Ubuntu ...
0
votes
1answer
239 views

Whatsapp Web QR code not loading on Chrome/Firefox on Ubuntu 14.04

I am trying to use the service https://web.whatsapp.com/ on Chrome/Firefox on Ubuntu 14.04 LTS (Dual boot Windows 8.1). But the QR code that needs to be scanned by the Whatsapp mobile app is not ...
0
votes
1answer
52 views

Firefox/flash loads new page and finally halts (on yt eg)

This is a rather simple problem, but it annoys me since some time. I'm using Firefox 35.0.01 on Ubuntu 14.10 and sometimes, when I open a new tab mainly on youtube, Firefox starts loading the page, ...
0
votes
1answer
53 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 ...
1
vote
0answers
11 views

Firefox not launching after fresh install [duplicate]

I just did a fresh install from a USB of Ubuntu 14.10, and Firefox was working perfecting find until I executed: sudo apt-get update && sudo apt-get dist-upgrade And then restarted. Now I ...
5
votes
2answers
944 views

how tell Thunderbird to open links in a certain Firefox instance?

I'm using Firefox and Thunderbird profiles for different activities and have them running as separated instances (processes) on different virtual desktops. This works great in general. But a big ...
2
votes
0answers
18 views

What causes most files to open in Wireshark from Firefox?

Recently I've noticed most files open in Wireshark, which naturally says there's an error. For example, I download a pdf, click it from the download button dropdown, and it opens immediatly in ...
0
votes
0answers
55 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? ...
0
votes
0answers
68 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 ...
0
votes
1answer
15 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 ...
3
votes
1answer
294 views

Wine issues with Runescape

Believe it or not, I play Runescape. I find the game to be interesting. Out of my curiosity, I found that there is a way to play the game in an executable file. However, there was no Linux download ...
2
votes
1answer
39 views

How to install gnome extensions through firefox using Ubuntu-Gnome 14.04.1

After fresh install of Ubuntu-Gnome 14.04.1, I was unable to install gnome extensions through the https://extensions.gnome.org/ website. The website would given an error that it could not detect that ...
1
vote
2answers
237 views

Clicking Link in emacs no longer opens page in browser

Up until yesterday, clicking a link in emacs would open the corresponding page in my browser (Firefox). Sometime yesterday this changed to always open a new window in the browser, on the home page. ...
3
votes
3answers
1k views

How to change Firefox debugger font size

It's too small to read. Bug report is https://bugzilla.mozilla.org/show_bug.cgi?id=143119 Notice: it's not about Firebug.
1
vote
1answer
625 views

“Open Containing Folder” In Firefox & Chrome Doesn't Highlight The File In Nautilus

I won't say I am new to Ubuntu, but I have been on and off for several years -- although I find myself on Ubuntu more than on Windows nowadays I still consider myself a newbie. I am currently using ...
1
vote
3answers
5k views

Firefox html5 video support

How can I get Firefox to fully support html5 video? The YouTube HTML5 Video Player says that H.264 and Media Source Extensions are not supported. Is there any way I can enable all of these?
0
votes
2answers
59 views

Ubuntu 14.04 - Hp pavillion dv5-2239la Can´t load Webpages

I recently installed Ubuntu on my laptop, (Linux Mint 17.1 Cinnamon x64) Now, im conected to my router via an access point to amplify area on my house. Note: Ubuntu works well conected directly to ...
0
votes
0answers
23 views

Problem loading videos [duplicate]

I get this message: failed to load "libpepflashplayer.so". How can I fix this? I'm using Firefox if that makes any difference. I've tried a few commands in the Terminal such as installing things ...
0
votes
1answer
129 views

Change file manager used by Firefox on Lubuntu

I'm running Firefox 28 on Lubuntu 14.04 and I've noticed that when using "Open Containing Folder" it opens the folder in "Files" file manager instead of PCManFM. This is slightly annoying, so I've ...
4
votes
0answers
29 views

How to configure firefox file picker to icon view? [closed]

When I need to upload an image the file dialog in "detailed view" is very painful. How can I change this? My os is Lubuntu 14.04
0
votes
0answers
25 views

Ubuntu and Firefox language addon version discrepancy (solved)

Re : Ubuntu and Firefox language addon version discrepancy (solved) Hello, On a new installation, Firefox was in English instead ot the following locale (French)… I followed the first advice given ...
1
vote
0answers
54 views

How can East Asian language input work properly on a SWF in Firefox?

I want to input CJK (Chinese, Janpanese, Korean) languages on an SWF file played with Firefox, but it accepts only text in the Latin alphabet. I am using Ubuntu 12.04 LTS. What causes this? How can ...
2
votes
0answers
53 views

Ubuntu rendering fonts in a weird manner

I currently have Ubuntu 14.04 LTS installed. The fonts were working fine so far, but have suddenly started rendering in a weird manner. Either they're being chopped off or are removing any preceding ...
0
votes
0answers
61 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 ...
2
votes
3answers
249 views

How to make /bin/ps, called with aux as its argument, write to a file?

Is there a command line argument I can pass to /bin/ps -aux to make it write its output to a file? edit: To resimulate my issue: Open firefox Enable developer preferences (or as shortcut install ...
17
votes
2answers
653 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: ...
4
votes
1answer
119 views

LibreOffice Writer edited document is recognized as virus or spyware

I got MS word document, person asked me to edit it, to add table of contents, to add page numbers, because she doesn't know how to do in MS Office. So I did with LibreOffice writer. But when I saved ...
2
votes
1answer
471 views

Ctrl + click no longer works in Firefox

A few days ago, about when Firefox was updated to 3.6.21, Ctrl+click stopped opening links in a new tab. How do I restore this functionality?
2
votes
2answers
168 views

Apparmor problem: Icedtea plugin freezes firefox (35.0.1)

EDIT5: finally it's probably is an Apparmor problem. /usr/lib/firefox/firefox{,*[^s][^h]} is indeed in complain mode, but /usr/lib/firefox/firefox{,*[^s][^h]}//browser_java ...
0
votes
1answer
37 views

I don't have firefox and I'm getting firefox updates?

I don't have firefox and I'm getting firefox updates in the "Software Updater" how can I fix this or disabled this update because I don't want update files on my computer that will do no good.
0
votes
0answers
50 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 ...
4
votes
4answers
1k views

Setting Firefox hot keys to be like in Windows

I have been using Firefox for years on Windows and I do a lot with keyboard. For example, Ctrl-Y shows the downloads. And now on Ubuntu all this is broken. I need an easy way to set Windows-Firefox ...
1
vote
2answers
4k views

“Connection is Untrusted ” error in Firefox

I have downloaded Ubuntu 14.04 and I have tried it (without installing it). I connected to the internet via DSL and I tried to surf. When I tried to go to an https:// site, it showed me the error ...
8
votes
2answers
10k views

Mouse wheel click scrolling in Firefox

Just installed Ubuntu 11.10. Been a while since I used any distro and I'm very impressed. To be difficult, does anyone know how to enable the middle mouse button scroll option when browsing? I don't ...
3
votes
2answers
3k views

Why do I have to enable the AppArmor profile for Firefox? Why isn't it “on” by default?

I have a pretty standard default install of 11.10 (Unity 3D). I'm trying to understand a bit about AppArmor. sudo aa-status shows me that the available Firefox profile isn't being enforced (since it ...
10
votes
2answers
3k views

How can I get Firefox to recognize multitouch gestures on a touch screen?

Multitouch seems to be working fine on Chromium out of the box, but not on Firefox. On Chromium, dragging a finger up or down the screen scrolls the screen as expected, but on Firefox, that gesture ...
0
votes
1answer
132 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 ...
0
votes
2answers
214 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 ...
0
votes
0answers
26 views

Issues with firefox, localized storage, and dpkg SOLVED

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, ...