Questions related to extensions or plugins that enable, disable or extend the functionality of Mozilla Firefox

learn more… | top users | synonyms (2)

0
votes
1answer
723 views

Firefox - Java Platform plugin does not exist in the plugins

I have just installed the latest version of Java (1.80_60) on a fresh installed Windows 10. Java is not recognized by Firefox (which is up to date - version 41.0.1) despite it is installed properly. ...
0
votes
0answers
55 views

Why a Firefox addon is reported corrupted after very small changes?

I have a font problem with the Romanian dictionary in Firefox. On google group of the creators of the dictionary I was instructed to open the xpi as zip and, inside two text files ro.aff and ro.dic, ...
0
votes
2answers
92 views

How to configure shift + left click to be 'copy link' in Firefox

I want to copy some links into clipboard manager; the standard right click -> copy link is not convenient.
0
votes
1answer
31 views

Customise Firefox

Is there any way to remove all the buttons(including tab close and browser close min max buttons), Bars(title , tab, menu, ect. ) in firefox but with out going to fullscreen. Yet there should be a way ...
6
votes
2answers
3k views

Unblocking at element-level in uBlock Origin

There's one crucial feature from ABP that I haven't found in my (one week of) uBlock0 usage - the “Open blockable items” feature that allows me to allow and disallow at the level of page elements. ...
1
vote
1answer
71 views

When launching firefox, it does not show in applications but is showing in processes

I am running a Windows 7 x64 system. Over the last few weeks Firefox Version 40.0 will only launch the first time. After exiting, the next time I launch it it will not show anything on the screen. ...
0
votes
0answers
36 views

Rearranging add-ons buttons on Firefox toolbar

I'm trying to customize my Firefox window - I want some of the add-ons buttons to appear on the upper toolbar (right to the search bar), some on the left of the back/forward arrows and some of them on ...
0
votes
1answer
347 views

Firefox - any way to override Server Name Indication for troubleshooting?

I use firefox extensively to access and troubleshoot a myriad of webapps, many of them running on apache virtualhost'ed environments. One problem I've been having is that on SSL-enabled servers I can'...
1
vote
1answer
69 views

How do I set Firefox to go to the previous tab rather than the next, when a tab is closed?

(This might be similar to How do I get Firefox to return to the previous tab when closing a tab? [at least if I'm interpreting that one right], but the accepted and only answer there - adding a big ...
7
votes
1answer
6k views

How to force install an unverified firefox extension in 41.0b1+?

The latest update to Firefox (41.0b1) aggressively blocks the installation of unverified extensions, namely HTTPS Everywhere and Privacy Badger. How might I be able to force these extensions to ...
1
vote
1answer
609 views

How to enable Firebug alpha on Firefox Nightly?

I use Firefox Nightly and the alpha release of Firebug 3.0. Until today, I've never had a problem with that Firebug extension. Today, however, when updating Nightly, I was notified that Firebug had ...
0
votes
1answer
62 views

Is there a way to add some padding to Chrome or Firefox between the top of the actual window and the top of the tabs?

I'm using Chrome on a VM (I can also use FF) and there is a toolbar that has a tendency to get stuck at the top of the page (it won't retreat back into hiding like it's supposed to) and that makes ...
0
votes
0answers
21 views

FireFox Crashes Often, Mostly When Using A Search Engine

I already use Bing but FF39.0 crashes daily (not responsive) usually when I've submitted a search. It crashes, then the "Oops" and I have to restart. This isn't the best thing to hapen when I am ...
0
votes
1answer
166 views

How to make Firefox 39 display the page title of the active tab in the window title bar?

After upgrading to Firefox 39, the title of the page in the currently active tab is no longer displayed in the browser window's title bar. (In fact, there is no real title bar at all, even after ...
1
vote
1answer
40 views

How can I open the settings of a Firefox extension in a new tab?

I change the customization settings of one of my Firefox extensions quite frequently. After a while it starts to get old going to the extensions list and finding a particular extension in my list of ...
0
votes
0answers
64 views

Live HTTP headers give a 400 error

In Mantra-Firefox, I have a problem in the Live HTTP Header. When I click in Replay and Replay, with no changes in headers it, retrieve a Bad Request error. I'm grateful for any answer.
1
vote
0answers
49 views

Access US-based web sites without using VPN? [closed]

A site I'd like to read is off-limit to non-US IP's. Since it's the only site I read that is thusly restricted, setting up a VPN just for this seems overkill. So I was wondering if there's some ...
0
votes
0answers
49 views

firefox plugin/addon/hack to allow chromes' omnibar TAB search?

In chrome when you type a website name, say youtube.com then press TAB you can then easily search the said website for keywords without loading the site first. gonna save you some time. i found and ...
0
votes
0answers
99 views

Latest Flash Player 18 Doesn't Upmix The Stereo Sound to 5.1 Surround Anymore

Old version of flash player and firefox was upmixing stereo sound to 5.1 on youtube and other online players. I did an update today and it is not anymore. What can I do to get it done as before? Bass ...
5
votes
3answers
416 views

How can I auto-select the spellcheck language in Firefox?

Firefox spell-checker is puzzling me. I'd like to auto-select the language, but searching google I've only found this relevant link which suggests this old unmantained addon which just doesn't work (...
0
votes
1answer
34 views

Why there is no external addon/extension for internet explorer?

Why there was no extenal[third party] addons/extensions for internet explorer?is it there any technical reason behind it or it was just a microsoft glitch to prevent opensource stuff? what were the ...
1
vote
1answer
133 views

I need to setup an automatic firefox proxy for some urls not for every page I visit? (Define rules to enable proxy based on request link address)

I'm using latest version of firefox (38.0.5 currently) and I need to use proxy configurations only for some urls not for every page. I searched and after googling I found an addon for firefox named ...
1
vote
1answer
52 views

Any modified Firefox plugin is auto-deleted upon starting Firefox - How do I stop that?

When I rename an .xpi to a .zip, unzip it, delete the original .xpi, re-zip the directory, and rename it to .xpi, Firefox deletes this "touched" file upon restart (nothing really changed, other than ...
2
votes
0answers
176 views

Firefox not opening pdf files

I've been using pdf.js in Firefox for some time (Firefox 38.0.5 currently and Windows 7) and pdf.js was ok. However lately, I noticed that pdf.js isn't being opened anymore and instead nothing ...
2
votes
3answers
6k views

How to install libav manually for Video Download Helper on Windows 7?

I'm trying to get the Firefox Extension "Video Download Helper" (VDH) to convert and record videos. The suggested way of doing this is to install a precompiled version of libav called "Convert Helper" ...
1
vote
1answer
90 views

Normal Command Prompt / Console in Visual Studio

Is there any way to add a normal command prompt to Visual Studio? I realise the Command Window is the Visual Studio IDE command window. I would like to have the command prompt "CMD" as a window ...
0
votes
1answer
471 views

S3Fox Exception: Too Many Arguments

I'm running the S3Fox add-on in FireFox 38.0.1 Getting this error when I try to download a file from Amazon S3 to my local PC: [Exception... "Not enough arguments [nsIWebBrowserPersist.saveURI]" ...
1
vote
1answer
95 views

KeePass, KeeFox - default password for ULR

Imagine you have multiple password for one URL. For example, two accounts on one web forum. Seems like KeePass (or KeeFox - extension for Mozilla Firefox) types last saved password. Now how to tell ...
1
vote
1answer
119 views

command to press a key after delay ubuntu

I'm trying to make firefox automatically fullscreen on startup. I've tried a couple extensions that all crash firefox. Firefox also automatically starts on system startup. I think the easiest ...
0
votes
1answer
100 views

How to make install Chrome extension for Firefox

I read with great relief that I can add strikethrough formatting to Gmail with the add-on described here—the description says it works with Chrome and Firefox. But the link in that post takes me to ...
0
votes
1answer
271 views

Rikaisama to Anki real-time import: Error, current note type does not contain the following field: 'Meaning'

In Rikaisama, when I press the Real-Time Import key, I get this error: Even though Anki is open on this deck which definitely has a Meaning field: What am I doing wrong?
0
votes
1answer
269 views

How to send Http Delete Request with json content inside it

I am using Firefox addon HttpRequester to send HTPP Delete Request with json content inside it but after generating the request, it is completely ignoring the content data passed in the request. So ...
0
votes
0answers
64 views

Is there a way for Firefox to preload a website?

Is it possible to have Firefox preload a tab for say Google Search but keep it hidden unless I try to go there? My network is pretty slow and this would save me much time as I use Google often.
0
votes
0answers
2k views

Connecting to OpenVPN Server via Chrome/Firefox Browser

I'm planning on running a OpenVPN Service on my Raspberry Pi to encrypt only Browser Data from Chrome or Firefox and therefore I'll be setting up the RPi as a OpenVPN Server. I plan on following http:/...
0
votes
1answer
43 views

How to remap Firefox to always use Cmd key for new tab

I'm trying to migrate from Chrome to Firefox under OS X and this issue is extremely annoying. In Chrome pressing the Cmd key is a universal for "do this in a new tab" command. It works for addresses, ...
1
vote
4answers
459 views

Using Firefox Pocket addon with Pentadactyl

I'm using Pentadactyl, a Firefox plugin which emulates vim-style keybindings and browsing. I've recently been interested in using Pocket with 'Automatically make all saved pages available offline' ...
0
votes
1answer
65 views

Is there a way to mock earlier versions of Firefox?

I'd like to develop a website that is compatible with firefox 10, but I'd rather use a more up to date browser (firefox 30+). Is there a way to view web pages as though you're using an older browser (...
0
votes
0answers
18 views

Logging out of pages on screen lock?

I want to log out of web sites such as GMail, Twitter, etc when I lock my PC. How can I achieve that? I'm using Firefox on Windows 7. I've searched the Firefox extensions and haven't found anything.
2
votes
1answer
121 views

Vimperator searching / hinting diacritics issue

I wanna ask if is there any way to search/hint in vimperator without diacritics sensitivity. E.g. search for 'skola' and match 'škola'. It's really annyoing to constantly switch between english/czech ...
0
votes
1answer
73 views

How to export a single Firefox extension(antivirus) as an installable xpi file?

I want to know how can i export my antivirus extension as an xpi file ?? i used FEBE add-on,but it was unable to backup the extension . I search all the net but no helpful way.
-1
votes
1answer
1k views

Use Firefox to open an external program and pass the URL as a parameter, ie click to stream with MPC

I'm looking for an add-on or another way to have Firefox (or Chrome or anything else really) open an external program when clicking on certain links and send the URL I clicked to that program. I know ...
2
votes
0answers
550 views

Is there a way to export Stylebot styles to Stylish format in Chrome?

The whole story is this: I hate Chrome's white background and when I open a new tab or click on a link, the screen goes white, burning my eyes up. Stylebot extension doesn't seem to be allowed to ...
0
votes
1answer
254 views

AdblockPlus rule to allow everything within a specific IFrame

I'm playing a browsergame where you can earn ingame-premium-currency by watching various ads/movies/special offers/etc. My Firefox Addon Adblock Plus is doing a pretty good job in blocking all those ...
3
votes
1answer
2k views

How to transfer all filters and exceptions from Adblock Plus to uBlock?

I have collected a bunch of filters, both subscriptions and custom, and set a lot of exceptions and specific rules on ABP on my Firefox. Trying out uBlock, Is there a way to cleanly transfer all those ...
1
vote
0answers
210 views

Have Firefox prompt whether to open PDF in browser, or in external application, or for saving?

How can I get Firefox to give me a prompt, -- either natively, or through a plug-in, -- which will ask me: if I want to preview the PDF in the browser using pdfjs, or if I want to open the PDF in ...
2
votes
1answer
90 views

Why does the Element Hiding Helper for Adblock Plus recommends against binding a rule to every domain?

I'm running Firefox with Adblock Plus and Element Hiding Helper on a Windows 8 laptop. I use Element Hiding Helper to hide all sorts of annoyances and distractions, including the "You Might Also Like"...
1
vote
1answer
233 views

NoScript ABE Not Working - Why?

I have lately been trying to allow certain scripts only for certain sites via NoScript ABE. Specifically, I want to: Allow some scripts from Google everywhere Allow some scripts from Google only on ...
5
votes
2answers
573 views

Prevent Firefox addons from opening update tabs

I have lots of Firefox addons installed and sometimes, when one addon is updating itself, at the next start of Firefox it'll open a new tab with update info (e.g. NoScript does that). Is there a way ...
0
votes
0answers
124 views

Disable onbeforeunload in Firefox via extension or profile

I am using Firefox to automatically navigate and capture screenshots from various websites. Some of these websites use the onbeforeunload event to capture a user's attention before leaving a page. ...
0
votes
1answer
85 views

How can I know which directory corresponds to which firefox extension?

In my firefox's extensions folder (~/.mozilla/firefox/PROFILECODE.default/extensions, I have a list of folders and .xpi files most of which have unintelligible names: {0538E3E3-7E9B-4d49-8831-...