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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1k views

How can I get Firefox to use Dolphin instead of Nautilus by defalut?

I installed Kubuntu, and want to use Dolphin when I try to save a file or open a new file, but firefox always use Nautilus, how can I change this? I find this question, but it does not work for me: ...
3
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5answers
4k views

How can I get Firefox to use Dolphin instead of Nautilus?

I am using dolphin as my file manager and when I download something via firefox, I right click the download dialog and choose "open folder", I always get nautilus. Why doesn't firefox open the ...
0
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2answers
111 views

Ubuntu 15.10 - Citrix Receiver - SSL error 61

The following Error occures when trying to use Citrix (access SAP Training via Citrix) on Ubuntu 15.10: Citrix Receiver SSL error Contact your helpdesk with th following inofrmation: You have not ...
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0answers
35 views

how to run “gradle run” through xvfb?

What are the equivalent directions for Ubuntu? On your CentOS 6.3 host Follow these steps to set up a CentOS 6.3 host to run headless Selenium tests with Firefox. sudo yum -y install ...
1
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1answer
30 views

Why after upgrading to from 12.04 to 14.04 browsers like Mozilla Firefox and Google Chrome are not displaying Marathi & Hindi fonts properly?

In last week I upgraded my system from 64-bit 12.04 Ubuntu LTS to 64-bit 14.04 Ubuntu LTS. It also upgraded the browsers Mozilla Firefox and Google Chrome which were already present on my system. ...
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3answers
8k views

Get the default Firefox profile directory from bash

I'm trying to get the profile directory of the default firefox profile (the one that opens automatically) from Bash. How could I proceed? I can't find any useful options issuing firefox --help
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3answers
34 views

How to open the Firefox History window with a keyboard shortcut?

I am running Ubuntu GNOME 15.10 with GNOME 3.18 and am running Firefox 45. I often use the History window to view which sites I have previously been to however it is slightly long getting there so I ...
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1answer
14 views

Weird focuss loss in browsers

I use Ubuntu 14.04 LTS fully updated and am having a problem with browsers (Chrome Version 46.0.2490.80 (64-bit) and Firefox V43.0... Chromium does not have this problem) Here is how to duplicate: ...
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0answers
20 views

Firefox reset automatically in startup 15.10

My Firefox reset after shutdown. Firefox profile is copied to a backup one and Firefox starting a new one. -rw-rw-r-- 1 teddy teddy 104 Mar 19 13:12 profiles.ini lrwxrwxrwx 1 teddy teddy 39 Mar 19 ...
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1answer
42 views

How soon will Ubuntu update the firefox web browser? [closed]

The version 45.0.1 was out in 3/16, how soon is Ubuntu to update it in usual?
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1answer
28 views

How do I disable the F11 key?

I want to make a kiosk using Firefox, and I need the F11 key to be disabled so that the user cannot leave the fullscreen. On top of this, I want Firefox to startup in fullscreen as well. But the few ...
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0answers
20 views

Firefox plugin pauses after switching user account in Ubuntu 14.04

I am running automatic scripts (Instagram Liker) using iMacros (A Firefox PLugin) on an Ubuntu Machine. I have two accounts on the same computer. One for running my scripts and the other for family ...
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0answers
41 views

Ubuntu 14.04 64bit & Webex. Standalone 32bit Firefox & JRE, but still Audio is Unaccessible

I've tried to get this to work in many different ways. The audio DID work for me a month ago, but after an LDAP installation and user change I had to start over again. My goal is to have it as a ...
8
votes
3answers
5k views

How to permanently add CSS to some pages using Firefox?

How to permanently add CSS to some pages using Firefox? Say, I want to change the font or background of a page I frequent using Firefox. How to do that?
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votes
6answers
1k views

weird malware has infected firefox and chromium

This is so much annoying. I've never experienced it since I'm using linux. This weird adware is pupping up every time I open a .com website and shows ad or redirects the page. In chromium, I'm not ...
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2answers
5k views

How can I install Iceweasel in Ubuntu 15.04?

How can I install Iceweasel in Ubuntu 15.04, and keep assured that it will not be replaced by Firefox in the future upgrades? It is actually quite weird that sudo apt-get install iceweasel installs ...
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0answers
11 views

Downloaded bin files are opened in Sublime

When I download a bin file in Firefox, the default option is to open the downloaded file in Sublime, which is useless. How can I disable this?
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0answers
78 views

Can I run Flash player for my browser in sandbox?

Flash player has a lot of Vulnerabilities. I have disabled the plug-in for security reasons, but there are times when content needs it. Can I run Flash player for my browser in a sandbox (isolated)? ...
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0answers
29 views

Windows are graying out fairly often in Ubuntu 15.10, help?

No, this isn't for any specific program (as the suggested other questions are), this is in general. I will be attempting a task and the window will just gray out and become unresponsive for a while. ...
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1answer
111 views

“No plug-in detected” while live view of “Platinum CMIP7422-28M” IP Camera in mozilla fiefox browser on ubuntu 14.04

I want to view live video stream of "Platinum CMIP7422-28M" IP Camera. In windows, Internet Explorer after installing "web components" , I can view the live stream but not in Ubuntu 14.04 mozilla ...
13
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1answer
240 views

How do I set Firefox to use a custom theme for all new users?

What I do know about applying the same settings for applications to all new users is either defining a schema or override file in /usr/share/glib-2.0/schemas or copying the folder/file to /etc/skel. ...
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0answers
9 views

Can't use operating buttons in web sites

Using Firefox, some sites, operating buttons don't function: Ex: in Ali-Express, the "buy" or "cart" buttons don't function. Use to buy via the internet in Windows and Android, but can't do it in ...
76
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4answers
678k views

How to install Flash player on Ubuntu?

Even though I have the latest Adobe Flash player 11.2 for Linux in Firefox - ref: Flash player security doubts - a particular online flash game still requests that I update to the latest flash ...
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0answers
400 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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3answers
12k views

In youtube, There are just 360p and 720p options .(no 240p,480p and 1080p)

A couple of days before, everything is working perfectly good. But After last Ubuntu update -also flash player has updated- (I just think that was occurred after update but maybe not) I can not watch ...
1
vote
1answer
115 views

MegaSync freezes on firefox and doesn't recognise on chromium

I have installed Mega Sync on my Ubuntu 14.04 machine. sudo dpkg -i megasync-xUbuntu_14.04_amd64.deb I have signed in to my Mega Account but when I try to download a file using Firefox, Mega Sync ...
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1answer
49 views

Order of files being created when installing Firefox

I would like to find out what file operations are carried out when installing Firefox with apt-get. In particular, is main executable created before other files that are needed to use the browser as ...
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0answers
108 views

Firefox keeps crashing 44

I tried different version and since 3x version keeps crashing. Now on 44 still the same. Disabled all plugins, keep crashing Any idea what could be the reason or how to analyse it? For you is it less ...
43
votes
2answers
42k views

Why can't Firefox run local .swf files?

My goal is trying to run .swf files through Firefox and NOT a standalone player. When trying to run local .swf files on Firefox 29.0 (currently on 14.04), the browser opens the Open With/Save File ...
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0answers
36 views

Ubuntu 14.04 crash when opening HTML file in firefox. Dual boot UEFI

So I just installed Ubuntu 14.04. The problem is that when I open an HTML file in Firefox, I get logged out to the login screen, and from this point I can't log back in for 2-3 minutes (I get logged ...
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0answers
21 views

Can't download (specifically PDF) files 'due to permissions' when manualy selecting location in firefox

I have a problem downloading (pdf) files in Firefox when I choose where to place it. (it works fine in chrome) The reason I think its related to Ubuntu is because Firefox tells me its a problem with ...
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0answers
46 views

IcedTea plugin can't run applets

After I allow IcedTea to run a Java applet on Firefox,I get the following detailed error I just installed Java and IcedTea on Firefox,all latest versions. Thanks for your help.
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votes
6answers
6k views

Firefox 21.0 wont start on Ubuntu 12.04

Firefox 21.0 won't start on my Ubuntu 12.04 system with error message: Your Firefox profile cannot be loaded. It may be missing or inaccessible. I have tried everything including removing the ...
0
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1answer
17 views

Fonts changed on updating distro

I updated Ubuntu 14.04 to the latest stable kernel and I saw that my fonts and themes have become weird. The font in the files/documents have become much too thin. ..and my Firefox looks like it ...
0
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0answers
31 views

32bit firefox on 64bit ubuntu freezes

Currently I was trying to install juniper vpn on Ubuntu 15.10 64bit. Our site's juniper client requires 32bit. I installed 32bit firefox + 32bit oracle-jre8 on linuxmint previously. It was working. ...
0
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1answer
146 views

Firefox update hanging in 14.04

I'm using the packaged version of Firefox that came with a fresh Ubuntu 14.04 installation. It's currently v30. Whenever I launch the browser, it tells me an update is available, but I've never been ...
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votes
5answers
1k views

YouTube won't work after the Ubuntu Upgrade to 15.10

So I upgraded to the beautiful Ubuntu 15.10 Wily Werewolf and the only probem I found is that YT videos doesn't work anymore and it changes the new video interface with the old one to work somehow. ...
2
votes
1answer
29 views

Brand new user with Ubuntu and I need help with Firefox

I am very new to Ubuntu. Basically, the only way I can open firefox is by using the terminal and typing ~/firefox/firefox. I can't find firefox when I search for it. All I want is to have firefox icon ...
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3answers
2k views

Is there a keyboard shortcut for “save link as” in firefox or chrome?

I'm tired of right-clicking. Can I do a "Save Link As" by holding a keyboard button and clicking the link?
3
votes
1answer
87 views

How to save/download an audio/sound file from internet? (not from Youtube)

I cannot figure out how to download a sound file (public radio show) from the Internet. I am using Firefox with Ubuntu 14.04. Do you by any chance have experience grabbing non-Youtube sound files (not ...
2
votes
2answers
424 views

How to make taskbar panel showing in Firefox at FullScreen?

To use full-screen in FF most of the time by hitting F11 is very usefull especially for a multi-tasking user who uses every single inch of his screen and don't want to get out of this full screen mode ...
0
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3answers
5k views

How to get rid of youtube html5 player from firefox

I have tried youtube html5 player by opting it in from here But i dont find html5 youtube player as good as flash player. So i opted out from same link despite of opt-out youtube was showing videos ...
0
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0answers
114 views

Ubuntu 15.10 Firefox hangs on facebook with one CPU core stuck at 100%

I have been having an issue for about a month now where Firefox intermittently hangs when browsing facebook - either when scrolling through the homepage feed or browsing pictures. I can reproduce the ...
5
votes
2answers
38k views

How to force any program to close?

Sometimes programs tell me I can't start it because there is already another instance of it running. Best example would be Firefox and Chromium, but this problem accounts for many applications. I ...
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0answers
2k views

WebEx on Ubuntu 15.04

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 ...
5
votes
3answers
99 views

If I compile Firefox instead of binary install it will work faster? [closed]

Many times I hear that software compiled at my hardware will work faster at my hardware. Can I win 10% of performance of Firefox or Chromium if compile from source?
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0answers
17 views

Fresh Ubuntu user, watching video with firefox crushes my system

this incident happent several times today, i am trying to watch some videos from udemy with my ubuntu firefox. It randomly stucks and whole system stops. Only thing to do is restarting pc by pressing ...
72
votes
2answers
40k views

what is the file: C:\nppdf32Log\debuglog.txt [closed]

After I updated to 12.04, a file named C:\nppdf32Log\debuglog.txt occurs in my home directory. The content of the file is as the follow: NPP_Initialize : called NPP_GetValue is called NPP_SetWindow : ...
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0answers
29 views

Ubuntu 14.04: Firefox automatically uses bold and small fonts for gmail and google websites. Please assist

I have tried resetting and reinstalling the fonts package, but the firefox fonts remain the same. looks like verdana bold and too small to read. Kindly assist.
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0answers
21 views

Squid isn't blocking files by extension

The squid server actually blocks the url's that end in one of my denied file extensions e.g"png", BUT when I try to download the "preview" image that google shows(the same png image), the download is ...