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Questions tagged [firefox-extensions]

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

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14 views

How to transfer settings of extension “Multi-Account Containers” in Firefox?

I use extension of Firefox: "Multi-Account Containers". In this extension I have several created containers related with some sites. I need to transfer this settings to Firefox in my another computer. ...
2
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2answers
49 views

Install old version of package Firefox-ESR on Ubuntu

I would like to install Firefox v52 ESR on Ubuntu 16.04 in order to access a legacy Java applet. The current version Firefox 60 ESR no longer allows me to do that. In effect, I would like to apt-get ...
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1answer
12 views

Pack all tabs in firefox

So I'm the kind of people who open a bunch of tabs. But now I'm gonna re-install my OS. So I want to ask is there a method, to save all the tabs I open and then restore it after I re-install the OS? ...
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11 views

LibX Add-on not working for firefox

While installing LibX extension on Firefox, I get the error The add-on downloaded from this site could not be installed because it appears to be corrupt. There is another question on Stack Overflow ...
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1answer
27 views

Run legacy version of Firefox offline only side-by-side with Quantum?

I used to use Firefox with the add-on Scrapbook, which is XUL-based, and broke with the introduction of Quantum. I'd like to find and install a legacy version of Firefox to use offline-only, so I can ...
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11 views

How to save vim-vixen configuration?

https://github.com/ueokande/vim-vixen In vixen's config page I can see configuration but I can't save my new configuration, just change is not work, and I can't find out some things similar to "save ...
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0answers
27 views

Block “Specific websites” except over VPN

I need my real IP for some websites and VPN's IP for another websites. In my scenario For Example: Netflix = Shoulde be my real IP Bitmex.com = Shoulde be ExpressVPN's IP Sometimes I forget to ...
0
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1answer
70 views

How to get Firefox to save and restore nothing but favicon, url and page-title in session backups? (many open tabs)

I usually have many tabs open and that wasn't much of a problem before Firefox updated to Firefox Quantum and when the TabMix Plus AddOn was still working. However now Firefox has become barely usable ...
2
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1answer
73 views

How to use Firefox in Private mode with only *some* add-ons?

On Chrome browser, you can select which extensions are active in private mode (incognito). How to do the same in Firefox please? (By default Firefox allows all add-ons in Private mode).
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0answers
74 views

Is the new Firefox Content Blocking similar to Ghostery? [closed]

I have been using the Ghostery plugin with Firefox for a while now as my main tracking and ad blocker. I've noticed that the new Firefox 63 also has content blocking. Do I no longer need Ghostery ...
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0answers
12 views

How integrate addons-linter with vscode?

How integrate addons-linter with vscode? Its may be like atom-webextensions: https://github.com/rpl/atom-webextensions
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1answer
40 views

Firefox: Remove all files from cache except images

When the Firefox browser closes, I have configured it to clear everything except cache so that images load quickly on the next run. However when I checked C:\Users\jacobgu\AppData\Local\Mozilla\...
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1answer
158 views

How to open MHT files on Firefox 58?

Previously, the UNMHT extension was used for this purpose. But since WebExtensions became the only option, UNMHT is not available. How to open these files on Firefox?
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0answers
47 views

How can Firefox's per-site Flash permission be revoked again?

According to How to block Flash again after mistakenly choosing "Allow and Remember"?, If you ever need to revoke a permission for a site, you can use the Permissions panel of the Page Info dialog. ...
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0answers
14 views

Tools/addons to edit how pages are rendered in browser

I'm looking for something what seems to be quite straightforward but I am not successful so I clearly take a wrong approach. I would like to have more power over displaying pages than usual ad-...
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0answers
15 views

How can I disable or change the hotkey for Firefox Containers, so that another extension can use Ctrl+Period instead?

I installed the 1Password extension for Firefox on Windows a few weeks ago. This extension uses CTRL+. hotkey to open. More recently, I installed the Multi-Account Containers extension. It turns out ...
1
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2answers
79 views

Disable Firefox synchronisation for a single addon

I use firefox sync on different pcs and have an addon that should only be synct/enabled on one of them. How can this be realized? Background: Zoom One of my pcs is connected to my TV. It's used to ...
2
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3answers
301 views

How to get incompatible addons in Firefox work again?

After being forced to update to Firefox Quantum, I: downloaded Firefox 52.9.0 ESR toggled xpinstall.signatures.required in about:config from true to false But even when most XUL add-ons work again, ...
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1answer
54 views

Turn visited website hyperlink to purple

By default any link I visit on google turns purple on most browsers. This only applies to the specific webpages I visit. Is there any way to turn links for all webpages of a particular website purple ...
2
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1answer
56 views

Firefox extensions “restricted” from running on some sites

I run a lot of extensions, and I happened to notice that none seemed to work with Mozilla Addons. I checked each extension, and some specifically whitelisted this site, but I changed that. I also ...
7
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3answers
3k views

Multi-row tab bar in Firefox Quantum

Firefox Quantum breaks tab mix plus and tab kit. Is there any way to get a multi-row tab bar in Firefox Quantum? If possible, I'm looking for a supported, stable solution, that is unlikely to break ...
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0answers
52 views

Bundle chrome, firefox default profiles with extensions and settings- Ublock origin (lighter adblock) with premade settings

I'm trying to figure out a way to create c:/users/username/AppData/Local and Roaming/ for Chrome and Firefox profile to be in place with clean extensions and one added with customized settings for in ...
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1answer
150 views

Change Browser version and Resolution in Firefox or Chrome

Is there any way/addon to "automatically" change the browser size and user agent every time a new instance of Firefox/Chrome is opened? For example I want to test webpage on my machine and I want to ...
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0answers
6 views

Amazon Wishlists: Select and Move multiple items at same time from One/ Default Wishlist to others? Extensions or Grease Monkey scripting? [migrated]

Amazon Wishlists: Select and Move multiple items at same time from One/ Default Wishlist to others? Have collected a lot of items on Default Wishlist and would like to MOVE and organize them. As ...
0
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1answer
49 views

Changing Proxy Port in Firefox

I often find myself going to Firefox > Options > General > Network Proxy > Settings > Manual Proxy Configuration and setting the port. Option 1: Is there a way to increase the port number by one ...
2
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1answer
223 views

Changing HTML5 videos playback speed

In Firefox you can control the playback speed of HTML5 videos by pressing F12 and typing the following in the console: document.getElementsByTagName("video")[0].playbackRate = 1 Although this method ...
0
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1answer
45 views

How can I configure Firefox to display the sidebar automatically for new private windows?

I use the Tree Style Tab extension in Firefox, which uses a sidebar to display a list of your tabs. The sidebar is automatically shown whenever I create a new normal window but it isn’t shown on new ...
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0answers
118 views

Firefox cannot select checkbox “Always open default” with containers add on

I'm using the Firefox Multi-Account Containers add-on for Firefox. I would like to open each new tab automatically in the default container for this window, in this case Personal. But I'm unable to ...
1
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2answers
119 views

Blocking all YouTube videos, including those embedded in websites

I'm not just talking about auto buffering, nor related videos. I would like to not play any YouTube videos embedded in any websites. Is that possible with Firefox (first priority), or IE and/or ...
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0answers
45 views

Is AMO browser compatibility logic officially documented?

I am using PureBrowser 52.8.1, a fork of Firefox ESR, with general.useragent.compatMode.firefox set to True. My user agent string is: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 \ Firefox/...
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0answers
101 views

Firefox Quantum / Chromium: How to trigger page update from script?

Sometimes I'm working with HTML-generators like Sphinx, etc. which continuously generate new versions of HTML content which I'd like to see instantly in my already opened browser. (best case: editor / ...
0
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1answer
366 views

How do I increase the font size of menus, tabs, and other user interface elements in Firefox 52?

I'm running Linux, and I use Firefox Extended Support Release, 52.6.0, because I depend on certain accessibility/usability extensions which don't work in Firefox Quantum. I have a small laptop screen ...
2
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1answer
72 views

How can I get rid of invasive privacy notice popups/sticky footers in Firefox?

Lately it seems like a large majority of the websites I visit are pestered with invasive popups or sticky footer bars that take up the majority of my screen space, telling me about each website's ...
2
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0answers
38 views

Provisioning browser extensions on Linux

I've always struggled with getting new Linux systems set up to my preferred specifications, and I've finally started to look into solutions for provisioning, saving dotfiles in git, etc. There's a lot ...
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0answers
60 views

Modern Firefox Extension Which Allows Text Editing With Vim Keybinds? [duplicate]

I would like to be able to edit text fields in Firefox with the vim keybinds. I searched for addons in previous answers but all the provided solutions did not work with the most recent version of ...
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0answers
38 views

How to undo revokation of add-on permissions in Firefox?

I just revoked the permission to store data locally os Greasemonkey 4.3 in Firefox 59.0.2 on Ubuntu 17.10 assuming that the Firefox developers were providing an intuitive way to undoing this change. ...
2
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1answer
85 views

How do I search a page using a regular expression in Firefox (Quantum versions)?

Many years ago we had a quesion How do I search a page using a regular expression in Firefox? with several answers. None of the suggested extentsion are compatible with recent ("Quantum") versions of ...
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0answers
19 views

Selenium IDE doesnt display expected features

I downloaded Selenium IDE and after installing it, it doesnt display the options it should have. I'm using Firefox 56. In a tutorial video says below the file menu option it should have exporting ...
0
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1answer
91 views

Ebay doesn't work with tree style tab & imagus in Firefox

There are couple of things, both happened at the same time so I think they're related, ebays favicon stopped displaying in Tree Style Tab and imagus stopped working on ebay. Icon shows normally in ...
3
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2answers
131 views

I need someting to instantly check that I have internet on Firefox or on Windows

I'm working in an office with 5 coworkers. We all share the same internet connection. The connection enters a single PC in which we have created a hotspot and everyone access this PC through WIFI. We ...
2
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2answers
607 views

NoScript menu disappears in Firefox 52 ESR

I am running Firefox 52 ESR on Linux and have noticed that in recent weeks the menu for the NoScript extension has become intermittently non-functional. It appears to remain functional in browser ...
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0answers
397 views

Is there an easy way to achieve a multirow bookmark toolbar in Firefox?

How can I get a multi-row bookmark toolbar in Firefox without writing code? All I can find are outdated extensions and CSS tricks.
4
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1answer
499 views

How can I Refresh Firefox without losing my extensions and preferences?

For the last few weeks, I've been noticing the speed of my web browsing grinding to a halt, and have good reason to suspect Firefox is the culprit of this. This is despite being on the Release (i.e. ...
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0answers
138 views

Saving a self contained copy of webpage using IE, Chrome or Firefox

I have tried to save a html page using IE in mht format and IE,Firefox Chromes full page html "Web Page Complete" and then edit it using MSWord but all the styles disappear and images there are links ...
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0answers
314 views

Tab Preview in Firefox ( Ctrl+Tab improved)?

On windows 10 alt+tab. I want this behaviour in firefox for quickly getting an overview of the tabs. Firefox already has a hidden feature, which can be activated in about:config setting browser....
3
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0answers
744 views

How to backup/restore Firefox bookmarks in JSON format from the command line?

In Firefox I can open the bookmark management via the menu Bookmarks → Show All Bookmarks and use the functions Backup resp. Restore to save resp. load an entire bookmark tree in JSON format. As far ...
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1answer
106 views

Can I configure Chromium or Firefox to allow extensions everywhere?

I want to be able to use extensions like vimium and a color inverter on every page, including the builtins like chrome://settings or about:newtab. Neither Firefox or Chromium allow extensions to ...
4
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1answer
2k views

Status bar for Firefox Quantum

1. Summary I use many addon buttons in Firefox. I don't find, how I can add additional bar for these buttons in Firefox Quantum. I need add new bar, not modify already existing Menu and Bookmarks ...
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0answers
78 views

How to prevent Firefox from saving window size

When I restore my old session with Firefox, it remembers the sizes and positions of the old windows and tries to restore them too. I don't want this, since it interferes with my window manager. Can I ...
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0answers
70 views

Is it possible to install my own Firefox XPI extension without signing it through AMO or at least without sending it to anyone?

I was looking for an extension that would let me change all fonts on a page to one font of my choosing. I found one such extension, but it only has a built-in list of its own fonts, and doesn't allow ...