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Questions tagged [firefox]

A free and open source web browser created by Mozilla.

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Alt-Grab with Firefox

It is possible to grab regular X clients and move them around by left-clicking on the client while pressing the left Alt key. Same for resizing with Alt-RMB. Firefox clients however seem to completely ...
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1answer
29 views

Firefox -createprofile “example” doesn't create profile [Centos 7.6]

I am trying to create new profile via Terminal for firefox and am using this command: firefox -createprofile 'profile' It looks like everything is fine, but I can't find any new file by using ls | ...
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34 views

Firefox has stopped outputting HTML5 audio

Firefox 65.0.1 (64-bit) has suddenly stopped playing all HTML5 audio. (Videos play but there is no audio output.) Audio still works in Flash applications and HTML5 audio works as expected in other ...
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14 views

Firefox and Eclipse don't recognize the proxy on RHEL

I have a proxy configuration in .bashrc http_proxy=http://my-company-proxy.com:80 https_proxy=https://my-company-proxy.com:80 export http_proxy export https_proxy If I try to access the external ...
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0answers
26 views

your firefox profile cannot be loaded. it may be missing or inaccessible - AD multiple profiles

I have a new ubunutu 16.04 machine which I recently connected to my workplace domain where multiple users login to the same machine with there workplace account names. When a user login to the machine ...
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20 views

Firefox tabs in the title bar

Is it possible to put the Firefox tabs on the title bar when using KDE on Debian stable, similar to what happens on Windows? There's an option on about:config, browser.tabs.tabsintitlebar that ...
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0answers
17 views

A “systemic” slowdown - from firefox to other apps

The problem I'm describing has followed me from Mint 18.3 to Devuan ASCII (~= Debian Stretch), so it is likely not super-specific to a distribution. My typical desktop session has an IDE, two ...
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12 views

Upload device file in firefox

I would like to do a complete backup of a SSD partition to my cloud storage provider. I do not have enough disk space so I'm considering uploading the /dev/sda3 device file. Unfortunately, the ...
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1answer
27 views

Where apparmor stores information about profiles in enforce/complain mode?

Where does AppArmor store information about which profiles should be loaded on system start in enforce or complain mode? What happens when I do aa-enforce /etc/apparmor.d/usr.bin.firefox? My problem ...
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0answers
23 views

How can I stop webpages directing me to the mobile site (Firefox)?

I've recently started using Arch Linux on a Chromebook C201 (arm). However, when using Firefox, many websites seem to direct me to their mobile site, which is getting quite irritating. Perhaps they ...
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15 views

Firefox '3 bar' menu not opening / not functional [duplicate]

I've tried the following but none of them have worked: Starting in safe-mode. Refreshing Firefox. Using the default theme (I already was). Disabling hardware acceleration. Running Firefox from ...
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1answer
45 views

Where to define proxy environment variables for firefox started via desktop links in lxde/debian9?

I'm trying to set the system-wide http_proxy environment variables (automated by a shell script) in such a way, that firefox uses them when executed from the LXDE start menu for all users. So far I ...
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1answer
61 views

Configure firefox without using the gui

in the context of automating the installation of a machine, I would like to configure firefox, specifically the proxy settings, from the command line, either by executing commands or by editing ...
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25 views

When i open firefox on kali linux, my computer freezes and i have to force restart [duplicate]

I went in /root/.mozilla and renamed firefox to firefox.old And that worked, but only once, after that every time i open firefox my computer freezes and i have to force restart, but everything else is ...
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53 views

How to disable audio sink notifications from Firefox on Cinnamon?

Using Firefox 64 with Cinnamon (4.0.8) on Arch Linux. Since upgrading to Firefox 62, I'm getting a system notification saying "input AudioIPC Server x%" whenever I start or stop playing media in ...
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31 views

How to use the system spell checker dictionary in Firefox?

I want to maintain one good dictionary system wide. Unfortunately there are many applications which use their own Hunspell dictionary. Finally it depends on the application and its outdated ...
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1answer
49 views

Firejailed Thunderbird, opening attachments

I am running both Firefox and Thunderbird in firejail, on Linux Mint 19.1. By coincidence, two people recently sent me emails with attached PDFs, but they were handled differently. The emails came ...
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18 views

github is not reachable from Chromium but is reachable from Firefox

I run on OpenSuse with Chromium Version 70.0.3538.110 (openSUSE Build) (64-bit) and Firefox Quantum 63.0.3 (64-bit). I am not under any proxy or VPN. When I type GitHub address in the chromium it says ...
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35 views

Clean way to run proper file manager from Firefox on Linux

As many of mans known, currently solution with defaults.conf and mimetypes.cache does not work. Firefox currently uses D-bus to activate service org.freedesktop.FileManager1 to handle "Open ...
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13 views

Logging of uploaded files in firefox

Does firefox log which files have been uploaded via a webinterface, and if yes, how can I access that log?
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17 views

Cairos's configure output: Is it enough for Firefox?

I intend to compile Firefox from the source. For that, I do need to compile GTK. And for that, I do need to compile Cairo. After solving some of Cairo's dependencies, I was able to run the configure ...
6
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1answer
212 views

How to give each Firefox profile its own application icon in Plasma

I'm running KDE on Arch Linux. I have the following two .desktop files. [Desktop Entry] Comment=First Profile Exec=firefox --no-remote -P First %u GenericName=Firefox First Profile Icon=/path/to/...
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1answer
84 views

Monitoring CPU% of Tabs in Firefox

Sometimes, when I have numerous tabs open in Firefox, one of those tabs will start consuming a lot of CPU%, and I want to know which tab is the culprit. Doing this is a very manual process for which I'...
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1answer
86 views

Do the Firefox children processes correspond to number of tabs?

I am running Firefox Quantum 63.0.3 (32-bit) on Ubuntu. In output of htop command (sorted by Command name) I see the following I see 6 children process below the original firefox process. What do ...
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1answer
41 views

Developing Mozilla Firefox for Linux on Windows

I would like to make some contribution to Mozilla Firefox (with the little C++ I know). Can I build, run and debug Firefox for Linux using WSL (Windows Subsystem for Linux) ? If yes, should I install ...
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1answer
37 views

firefox-locale-en not removed after apt purge firefox

I've just installed Linux Mint (Tara) on an old laptop. One of the first things I've done is removing Firefox using sudo apt purge firefox and installing Chromium. Now, after doing sudo apt ...
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1answer
125 views

Broken fonts after upgrading Firefox ESR to latest Firefox

I'm facing font issue after updating Firefox ESR to latest Firefox on Debian Stretch. Following top voted comment on this Reddit question I set up unstable repository, removed firefox-esr and ...
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0answers
20 views

How to enable cookies for specific site in Firefox using command line?

I have application embedded in Firefox and it is installed on Linux(Fedora) machine. We have disabled cookies and other user controls (Right click, menu access etc.) Now there is one site which ...
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2answers
48 views

Exclude chrome/firefox from top command output

How can I exclude Chrome/Firefox processes from top command output? It's just too messy with them in there, and it isn't important for me to see them there.
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0answers
12 views

AppArmor prevent program from reading dirs/files I haven't explicitly allowed?

I don't want programs to be able to read my whole home directory. For example, I'd like to have firefox's read ability restricted to: owner @{HOME}/Downloads/ r, owner @{HOME}/Downloads/** rwk, owner ...
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1answer
55 views

AppArmor “Multiple definitions for hat sanitized_helper” Error Running Firefox Profile in Enforce Mode

I've made myself an AA profile and am trying to run in enforce mode: aa-enforce /usr/bin/firefox is giving me ERROR: Multiple definitions for hat sanitized_helper in profile (null) exist,bailing ...
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2answers
42 views

How to add a new profile entry to Firefox's profiles.ini using a script?

Firefox uses a text file named ~/.mozilla/firefox/profiles.ini to hold a list of profiles. The entries look similar to this: [Profile0] Name=default IsRelative=1 Path=default Default=1 ... [...
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33 views

Can I tell my terminal emulator to push URLs to private mode?

I'm using neomutt as my mail client, in Gnome Terminal 3.28.2 on Ubuntu 18.04. I'd like to open inline URLs in a Firefox Private Window by default -- right now they open a new tab in an existing, non-...
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46 views

Horizontal scrolling in Firefox?

In Windows, holding shift while using the mouse scroll wheel allows scrolling sideways in Firefox. Firefox in Linux however behaves like Microsoft Edge does on Windows: It goes back to the previous ...
2
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1answer
37 views

Firefox curly quotes broken in Helvetica, but not most other fonts and not in other apps?

In Firefox only (LibreOffice and Chromium work fine), and starting fairly recently, I've noticed Helvetica is rendering weirdly. Curly quotes are broken, but straight ones are not. Some further ...
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2answers
281 views

How to update Firefox offline to a specific version on Centos 6.9

I'm trying to install a specific version of Firefox (52.8) on Centos 6.9. I've used "yumdownload --resolve firefox...x86_64". It created a folder the firefox rpm as well as 5 or six other dependencies....
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25 views

noscript option for site reload

I want to change options in noscript add-on to firefox. Help page (https://noscript.net/screenshots) shows lots of options, but I do not see them on my Linux. This page (A guide to using NoScript 10....
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1answer
170 views

Problem with Wpad file in Mozilla Firefox

I have this wpad.pac function FindProxyForURL(url, host) { if (isPlainHostName(host) || shExpMatch(host, "*.local") || isInNet(dnsResolve(host), "192.168.0.0", "255.255.255.0") || isInNet(...
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1answer
91 views

Firefox and NFS shared from Debian 9 Stretch

Having problems migrating home directories from old server in Debian 8 jessie to new one with Debian 9 stretch home directories are shared over nfs to several workstations. This has worked well for ...
13
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1answer
687 views

apt package manager on Debian lists a package as upgradable but does not upgrade

This issue is similar to Debian Linux not updating package, but in my case the newer package is not from backports: § apt list --upgradable Listing... Done firefox-esr-l10n-en-gb/stable 60.2.0esr-1~...
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1answer
129 views

Removing fonts from fontconfig <match> results

I'd like to remove a few fonts from the fontconfig match results for firefox. I know there's <rejectfont>, but it removes the font completely and for everyone, like it doesn't exist in the ...
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2answers
617 views

Debian 9 (Stretch): Firefox Quantum is now in Stable, where can I get my Add-ons back?

Recently Firefox Quantum has moved into Debian Stable (= Stretch). When updating my system via apt-get upgrade the old Firefox-ESR has been replaced with the new one. Now all my previously working ...
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84 views

xdg-open launches both hexchat and firefox

I recently noticed that when I click an irc:// link in my browser (Chromium), it launches HexChat, and when I close HexChat, it will launch Firefox. Suspicious that it might be something wrong with ...
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129 views

Decompress firefox 57+ opened tabs file on Linux from the command line : Error 44 : Unrecognized header : file cannot be decoded

I need to decompress firefox 57+ opened tabs file. I use unlz4 from the Ubuntu package liblz4-tool : $ cp .mozilla/firefox/t6bznle5.default/sessionstore-backups/recovery.jsonlz4 ~/recovery.lz4 $ ...
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0answers
599 views

Establishing A CentOS 7 Kiosk System Without 3rd Party Tools or Add-ons [closed]

Is there any way to create a Firefox Kiosk which runs CentOS7.5 Minimal without downloading extra tools, 3rd party programs or Firefox Add-ons? I'm trying to create a Kiosk which runs CentOS7.5 ...
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13 views

Thunderbird not willing to start firefox when binary replaced with symlink

I've been using the Debian "alternatives" mechanism to support multiple installed versions of Firefox. Regardless of the specifics, the bottom line is that instead of /usr/bin/firefox being a binary, ...
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1answer
1k views

How to make Firefox auto launch at startup in fullscreen on Linux Ubuntu?

Firefox Ready Objective I want my ubuntu to start and show a Duck Duck Go in fullscreen. Motivation The first thing that I do on my PC is launch the Firefox and do stuff. For other stuff I hit the ...
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1answer
43 views

Looking at htop, I see a process associated with a tab in firefox that isn't open. What gives?

Earlier today I was ordering a yard sign for a local politician, via their website, through Firefox. Just now I was doing some work in R, and checking htop to make sure I wasn't going to make my ...
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1answer
83 views

How can I run Firefox on an FSDG distribution?

I am running a distribution that meets the GNU Free System Distribution Guidelines. This means that Mozilla Firefox is not available, because it is non-free software. I need to run the latest version ...
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2answers
49 views

Use Firefox for downloading page (in a password protected site) every 15 minutes

I'm logged into a web-site using Firefox (passwords are stored in the password manager). I wish to be able to download a page (not accessible without been logged) every 15 minutes to track certain ...