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Questions tagged [firefox-extensions]

Firefox add-ons that provide additional functionality

0
votes
1answer
196 views

Mozilla Firefox Quantum 63.0: “Restore previous session” greyed out

Today, I read about some tricks to make my Firefox more secure here and here, and went on to implement some of them. After I was done doing this stuff, I got to see that "Restore previous session" is ...
1
vote
0answers
26 views

Cant install Gnome Shell extension [duplicate]

I recently install ubuntu 18.4 and i tried to install Gnome Shell Extension in Firefox, the extension has been install, but show this 'Although GNOME Shell integration extension is running, native ...
0
votes
1answer
33 views

kubuntu 18.4 froze

can You suggest a suitable approach to analyze and solve the new and infrequent freezes that occur (3x so far) while I simply browse the web on firefox, etc, in Kubuntu 18.04? Thank you! G West
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0answers
11 views

How to view tool tip message using vimium FF shortkey in firefox?

When I hover the mouse in a link if there tooltip message exist the it is shown. I need a shortkey in Vimium FF to show this message, as I prefer using keyboard instead of mouse.
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0answers
74 views

Firefox perhaps having trouble with stackexchange and possibly making too many requests

Does Firefox have trouble with Stackoverflow? It fixes itself pretty quickly. I have a slow connection. Went ahead and installed chromium-browser. Chrome seems a bit better, but not hugely. ...
2
votes
1answer
1k views

GNOME shell extension working with Firefox but not Chrome

Recently installed 18.04, and, as the title explains, I have managed to get GNOME Shell integration extension to work with Firefox (version 60.0.1) but not with Chromium (version 66.0.3359.139). I ...
1
vote
2answers
1k views

Unable to connect with uget-integrator

$ firefox -v Mozilla Firefox 60.0.1 I add the firefox addon but can't connect with that.
2
votes
2answers
2k views

Amazon prime videos do not play in Ubuntu

does anybody know what needs to be installed to play videos from www.primevideo.com on chromium or firefox in Ubuntu ?
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0answers
57 views

n I try to install java, the terminal makes this comment: 'Installing Java on Ubuntu 16.04 LTS

I am a novice - and I tried to install java on my Ubuntu 16.04 32-bit LTS system, as I needed that for many things. I followed the instructions I got, very carefully, using a terminal without ...
2
votes
0answers
580 views

Ubuntu 16.04 Firefox can't play some video despite flash installed

I'm facing an issue with Firefox 59.0.2 in Ubuntu 16.04 (up to date): Some video simply won't play. All youtube videos work, but the following doesn't work (it loads forever): https://www.reddit.com/...
0
votes
1answer
505 views

how to Send to Kindle for Mozilla Firefox?

Does the "send to Kindle" extension not work for Firefox from Ubuntu? thufir@dur:~$ thufir@dur:~$ firefox -version Mozilla Firefox 59.0.1 thufir@dur:~$ From the Firefox site it's not exactly clear ...
0
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0answers
2k views

apt-get install firefox package has no installation candidate

Using apt-get install firefox I get: Package firefox is not available but is referred to by another package. This may mean that the package is missing, has been obsoleted, or is only available from ...
1
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0answers
103 views

Firefox disables all addons on Ubuntu/Windows 10 dual boot after switching the partition [closed]

I successfully installed a shared Firefox profile on a Ubuntu16.04/Windows10 dual boot computer. In the past this didn't create any problems, I could use Firefox on both partitions. Then I installed ...
3
votes
2answers
6k views

Gnome Shell integration native host connector will not work with Firefox 58 [closed]

Ubuntu 17.10 (xorg), gnome 3.26.2, Firefox 58.0 (64 bit). I have installed gnome-shell-extensions, chrome-gnome-shell, and the browser add ons for both Google Chrome and for Firefox. In Firefox the ...
2
votes
2answers
640 views

Flashgot problem [duplicate]

I got Firefox Quantum and also I have uGet but I can't download because I don't have flashGot(I can't add to Firefox because it says that is not compatible with Firefox Quantum). Please help me. ...
0
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0answers
42 views

Ubuntu hangs all of sudden

When i usually work with chrome or firefox in Ubuntu Everything works fine and all of sudden the whole Computer hang even the mouse pointer sometimes But the funny thing is The music player didnt ...
0
votes
1answer
1k views

Making Flash work on Firefox Quantum 57 (PPAPI, NPAPI, pepper), Ubuntu 16.04 [duplicate]

In this post I look rather for clarification than technical solution (the problem is already solved, see below). I just upgraded from 14.04 to 16.04 and installed a fresh Firefox, which happened to ...
-1
votes
1answer
858 views

Flash Plugin for Firefox Quantum in Ubuntu 14.04 [duplicate]

I have downloaded tar.gz file of the lastest firefox-quantum today. I don't wish the old firefox to be replaced. Like the old firefox, I didn't find any single plugin especially the flash-plugin ...
0
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0answers
915 views

How do I fix the Ubuntu gnome shell problem?

I have been getting this an error message on the google chrome with "Unable to locate GNOME Shell settings or version. Make sure it is installed" and also in FireFox I get "no_gnome_shell. Seriously ...
2
votes
2answers
2k views

How to use IDM on Mozilla Firefox Quantum

I want to use Internet Download Manager for downloading on Firefox. According to this answer it can be done with the extension called Flashgot. But Flashgot does not work on new Firefox Quantum. ...
0
votes
1answer
34 views

Automatically disable wifi (wireless) when 'x seconds' since last browser page change

Is it possible to create a script like this? I'm asking because i suspect that the wifi power manangent in my ancient hardware is really really bad. To the point that while i had no internet, my ...
1
vote
0answers
340 views

How to setup Selenium testing environment in Ubuntu 16.04

I have just switched from Windows to Ubuntu. I want to set up a Selenium testing environment. I got the eclipse setup but not getting Selenium IDE for Firefox browser which is compatible with Ubuntu. ...
73
votes
6answers
38k views

How do I downgrade Firefox v. 57 to v. 56?

What is the most straight forward way to downgrade Firefox 57 to Firefox 56? This is to have more time to wait for working replacements for legacy extensions.
0
votes
2answers
473 views

Alt-Gr key not working properly on Firefox

When using Firefox I have troubles with the use of Alt-Gr inside an open menu window (address bar, search bar, addon popup). This is particularly annoying since, for instance, when using LastPass I ...
0
votes
1answer
392 views

How to export Firefox plugins & Settings to other users?

How do I export Firefox Plugins, Settings & the changes that I have made to about:config in Admin Account to all the Standard User Accounts, right now I have to manually install all the plugins, ...
2
votes
0answers
393 views

How to install djvu plugin for firefox in Ubuntu 16.04?

Tried installing these packages: djview djview-plugin djvulibre-plugin But the plugin is not working. In Firefox Whenever I click a djvu file, Firefox asks to download that file. How can I fix it?...
0
votes
1answer
521 views

Firefox + flash player + adblock plus on Youtube: video freezes

My OS: Ubuntu 16.04. Firefox + flash player + adblock plus on Youtube: why do videos freeze after about 1 minute? If I reload the page, the video suddenly runs fine. (I suspect Youtube's nasty ...
1
vote
2answers
799 views

Silverlight not working in Firefox

I have followed the instructions for installation of Pipelight here, but to no avail: https://ubuntu-mate.community/t/enabling-silverlight-in-firefox/6908 It may be worth noting that the file ...
0
votes
2answers
2k views

Mozila Firefox 51.0.1 (New version) Firebug not Working?

I using firebug past one year in Forefox, 51th version console log for javascript not working Any body know about this solution give me the idea they told no longer Please help me.
0
votes
1answer
160 views

KeePass2 Portable authentication sent requests to Firefox/ Keefox after closing KeePass2 Portable

"Keefox was not allowed to connect probably because you entered a connection password incorrectly" error appears when KeePass2 Portable is left open for some time. The notification prevent me from ...
1
vote
0answers
1k views

enable pipelight-silverlight on Firefox 15/Ubuntu 16.04

I have installed pipelight and enabled silverlight and flash. I can get this: xxx@ooo:~$ pipelight-plugin --list-enabled silverlight5.1 flash And I also did: pipelight-plugin --create-mozilla-...
0
votes
0answers
300 views

how i change background or foreground color of address bar at firefox?

I can't update latest version of firefox so i installed manually from mozzila's sites.Its work fine but every time it open from terminal using ./firefox.I would like to access it from launcher.What i ...
1
vote
0answers
61 views

Firefox plugin doesn't work in Custom xsession

I am trying to create an Ubuntu Browser only session using this guide. Everything works fine with this setup. However, I also want to disable file downloads in this setup so I used firefox publicfox ...
4
votes
0answers
1k views

Firefox multiprocess support disabled because of Ubuntu Modifications [closed]

Recent versions of Firefox introduced multiprocess support. The entry Multiprocess Windows in about:support indicates the state of multiprocess support. In my case, it appears as 0/1 (Disabled by add-...
0
votes
1answer
862 views

installation of Aspera connect fails

I have recently installed Aspera connect plugin in firefox for downloading large packages at faster rate, but since last few days, i am unable to download any package or file using Aspera connect ...
1
vote
2answers
299 views

ubuntu 15.10 firefox 47 java plugin weirdness

I have just updated my system to use oracle java 8 build 91 (latest and greatest) and can't get the firefox plugin to work. Every time I try to verify it, it crashes. When I tried the approved ...
0
votes
1answer
796 views

FireFTP Plugin in Firefox Stopped Working Suddenly

On my Mac, I load an Ubuntu VM 14.04 LTS via VirtualBox. Inside that, I load the Firefox browser and the FireFTP plugin. Without changing any settings on my Mac or Ubuntu, and after having a couple ...
1
vote
1answer
168 views

Where do I find Firefox NoScript .xpi on my system?

Ubuntu 14.04 32bit, Firefox 45.0.1 I have checked the following folders: /usr/lib/firefox-addons/extensions /usr/lib/mozilla/plugins /usr/lib/firefox-addons/plugins ~/.mozilla/firefox ~/.mozilla/...
0
votes
1answer
264 views

Websites erroneously believe I don't have Flash installed

With Firefox, I have been to a number of websites, such as Hulu, for video streaming that return an error message that I don't have Flash installed. Well, of course I do. I can play YouTube videos ...
0
votes
1answer
763 views

Warning of “unresponsive script” in Firefox

I am getting warning in Firefox about Unresponsive Script for the last few days and all commands lock-up. The script is said to be: https://apis.google.com/_/scs/.colq-IFOizNwoQA/cb=gapi./loaded_0:`...
0
votes
1answer
84 views

How to prevent copying additional nonvisible text

I've asked similiar question How to make copying command from website to terminal secure?. Scenario is very simple, you want to copy something from website but what you end up with something else. ...
2
votes
2answers
1k views

Are there any good text-to-speech plugins for firefox?

Know any good TTS software for linux, preferrebly well integrated into firefox? Ideally it would work offline and don't require payment, but I'm willing to look at alternatives.
1
vote
1answer
393 views

FlareGet Browser Integration extension

I am working on Ubuntu 12.04.I installed FlareGet and I am unable to add it to Firefox.It is given that "Not available for Firefox 18.0". What can I do now.
0
votes
1answer
66 views

Keyboard shortcut for 'add 1 to URL' in firefox

I'm not sure where the best place is to ask this. In Firefox, you can add bookmarks with the 'urls' of javascript:(function(){%20var%20e,s;%20IB=1;%20function%20isDigit(c)%20{%20return%20("0"%20<=...
2
votes
2answers
2k views

How to install SVG-edit on Firefox?

I download the master and run make. https://github.com/SVG-Edit/svgedit Now how do I use this with Firefox?
2
votes
1answer
12k views

libnpjp2.so - java plugin missing in openjdk-8-jdk:i386

I am using ubuntu 14.10 and i installed jdk8 via apt-get install openjdk-8-jdk:i386. Using update-alternatives, I have made java 8 as the default one. Now, when i checked java on firefox using this ...
0
votes
2answers
736 views

No Pocket icon in Firefox although it's installed and active (“true”)

I've installed Ubuntu 14: on Firefox i can't see the Pocket icon - although it's installed and activated ("true" in about:config). I've logged on by web, but it's not the same. Anyone has the same ...
15
votes
4answers
100k views

How to install previous Firefox version?

I'm using Ubuntu 14.04 and I use the Perapera Chinese add-on for Firefox. It worked up to version 39, but now in version 40 it just stopped working. So I tried to downgrade to version 39 following ...
2
votes
1answer
2k views

node.js + jpm not working after installing: JPM [error] Error: spawn EACCES

I am moving from cfx to jpm After installing node.js by sudo apt-get install nodejs I installed jpm: npm install jpm -g. Now I am trying to run my addon: jpm run -v: JPM [info] verbose set JPM [info] ...
2
votes
0answers
796 views

Cannot full screen video in firefox while using Pipelight on hbonow

I recently subscribed to hbonow, which is unfortunately loaded with DRM that is very problematic to watch on linux. Fortunately I was able to get it working on Firefox using Pipelight by following ...