An open-source web browser developed by Mozilla. If relevant to the question, also include the tag of your operating system.

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11 views

MacOS 10.11.6 Firefox 57.0.4

Just found Firefox- How to change font size of items in folder on bookmarks toolbar? Realize it's for an older Firefox version, which might not work in 57+, but want to give it a try there. Needing ...
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6 views

Firefox: Is it possible to create a bookmark for searched history using “chrome://” url

I can create a bookmark in Firefox using the following URL:chrome://browser/content/history/history-panel.xulIs it possible to get a URL with searched keywords, such as ?q=windows ?Alternately, ...
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8 views

NoScript hotkeys in Firefox Quantum

I'm new to NoScript and Firefox Quantum (57) is the first browser I'm using it in. I've noticed on this page https://noscript.net/features that there should be some NoScript hotkeys and about:config ...
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14 views

Firefox beta falsely offers updates

I am running Firefox beta 58.0b16 (the current latest) on Linux x86_64 from the official Mozilla tarball. I have it installed in a nonstandard location, /opt/mozilla/firefox-beta (owned by root), but ...
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6 views

Firefox 57 Not Asking To Save Passwords (certain sites only)

According to this, https://stackoverflow.com/questions/3868299/is-autocomplete-off-compatible-with-all-modern-browsers/21348793#21348793, browsers ignore autocomplete="off" for login/password fields. ...
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1answer
46 views

Why is there no error when I enter many slashes in a file URL in a browser?

On my Windows 10 machine I can enter a file URL of a local directory (e.g. file:///D:/temp), or a local file (e.g. file:///D:/temp/homepage.html) and everything works fine. However, wherever there ...
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1answer
22 views

How to copy a URL with its title in markdown format?

In Firefox 56, how can I quickly copy a URL in the markdown format?[title](url)In theory, VimFx should work, but it doesn't, so I either want to find what's wrong or another method to do this.
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5 views

Firefox crash recovery started writing much data to disk, after cleaning the Firefox local cache

I recently cleared the Firefox local cache on Windows (Cache resides in AppData/Local), using the Firefox "clear cache" option in Settings.My cache was exceeding 300MB, so I thought I should clear ...
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22 views

Unable to uninstall Firefox Quantum from my Windows

I am very sorry to say that but Firefox is getting really annoying, I've installed the last version of Firefox quantum,now that I want to remove it because I made my chrome browser the default browser ...
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6 views

Loading Session Manager backup in Firefox 56 without interface?

The Session Manager addon for Firefox seems to not work so well with v56 (and not at all with 57). It used to prompt me upon opening Firefox to select the session, but despite double-checking my addon ...
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10 views

When using Html <keygen>, where does web browsers stores the private key on disk?

Simple question but I couldn’t found the answer anywhere. The point is there aren’t reachable form the certificate store. I need to find them before generating a certificate from them.For example, ...
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1answer
4 views

Firefox V57 plays two soundtracks on YouTube videos

Firefox recently updated to V57.0.4 on a Windows 7 machine. YouTube videos now play a double soundtrack. One soundtrack starts automatically as soon as the video loads, prior to clicking the play ...
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9 views

How to persist Firefox Bookmark pane setting?

The latest Firefox has a bookmark button near the address bar. When the bookmark pane is showing and then Firefox shutdown, the bookmark state is lost. When Firefox restarts the bookmark pane is not ...
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13 views

set up a web page on github pages, but Chrome/Edge can not get the updated page

I put a index.html on github page.Firefox can get the newest web page after the update.But if I use Chrome/Edge to access the web page, it always return the non-updated page.I try to disable the ...
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16 views

How do I automatically open for equally sized firefox windows with a certain URL?

Is easy to get two equally sized windows of a software in Windows 10 however I haven't found a good way to create 4 windows when I want to see 4 websites I browse with Firefox at the same time.Is ...
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1answer
38 views

How can I tell Firefox that I want to view some plaintext MIME types directly in the browser

I got a link from a friend which pointed to a standard .patch file, and the web server served-up the file with a Content-Type of text/x-diff. Firefox prompted me to download the file, but I'd prefer ...
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7 views

How to disable spell checking in Firefox for a specific website/domain?

I want spell checking enabled on Firefox except in a few websites.How can I permanently disable spell checking in a specific website or a domain, e.g. foo.xxx?I know I can right-click and remove ...
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2answers
25 views

How can I have Firefox to fill ALL form fields?

I am using the latest Firefox.I am currently web developing and needs a way to automate form filling. There are multiple fields in my form, but Firefox's only fill per-fields (I need to click per-...
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0answers
17 views

Bypass insecure site warning for Firefox Quantum

With the release of Firefox Quantum, when trying to access an insecure site over https you are greeted with this message:This differs from older versions of Firefox in that there's no option to add ...
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1answer
28 views

Firefox SSH tunnel per tab

I'd like to be able to set up a SSH tunnel to browse the web on each tab. In Chrome there is a plugin called TunnelSwitch which lets you set up multiple proxies and you can toggle through them with a ...
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2answers
34 views

1 Click Screenshot and Save

In my job, I need to take and preserve various screenshots every day. All of these shots are in Firefox only.Now, I know the traditional way of taking screenshots, but it's too inconvenient, if one ...
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20 views

Virtual host domains other than .local not working in Chrome

I have virtual host example.dev in my WAMP. I was able to run it in Chrome and Firefox by browsing http://example.dev. In a couple days back, I can no longer run it in Chrome, it keeps redirecting ...
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13 views

How to remove specific items from Firefox cache?

I want to remove a specific domain - let's say foobar.com from Firefox. I don't want the url to appear in autocomplete or cache or anywhere in the system.This was previously possible via an ...
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0answers
19 views

Firefox 57.0.4 and NoScript: How do I get the right-click menu back?

Just updated Firefox to 57.0.4 to patch the recent Meltdown and Spectre exploits. The NoScript UI now has a button on the toolbar instead of the traditional right-click context menu. How do I get the ...
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1answer
22 views

Forcing Firefox to present the wrong client certificate

I'm developing a web application which expects clients to authenticate with client certificates. In order to test its behavior, I want to be able to throw wrong certificates at it. Of course I could ...
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10 views

How to show bookmarks toolbar only on new tabs in Firefox

How can I make Firefox show the bookmarks toolbar only on new tabs, like Chrome does by default?Note: his is not the same as Showing bookmarks in new tab in firefox, I'd like to show the bookmarks ...
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45 views

Firefox not responding on Windows 10

I have used Firefox on Windows XP and then on Windows 10 for quite a time now. I am working on a desktop computer.Firefox has started to give a "Firefox not responding" message with ever increasing ...
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3answers
24 views

Web site does not show ads - GoogleSyndication.com Server not found [closed]

I put a Google Ad in a MOST BASIC web page.<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta content="...
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1answer
32 views

How do I re-enable the regular title bar in Firefox?

Is there a way to re-enable the regular title bar for the program window in Firefox (V57, Quantum) for Windows (currently Windows 7)? By default the windowbuttons (close window, minimize window, ...
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29 views

Set Firefox to open links (from other applications) in a new tab?

I am trying to find a way to open hyperlinks (from app other applications on my mac such as mac mail or tweetdeck) into a new tab in FireFox V57. Currently the links are opened in the most recent ...

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