Questions tagged [firefox]

Mozilla Firefox is a free web browser, created by a global non-profit dedicated to putting individuals in control & shaping the future of the web for the public good.

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23 views

Control + Shift + Z key combination not working for browsers

I tried the keys combination ^ Control⇧ ShiftZ on my MacBook Pro (Ventura 13.2.1), but this is not getting seen for the browsers (Chrome, Firefox, Safari). I tested at https://en.key-test.ru/ that I ...
0 votes
1 answer
22 views

Firefox fails to launch on 2014 computer running Big Sur

I reinstalled my Mac computer from 2014 with Big Sur. I installed Firefox with brew install --cask Firefox and it worked for a few days, then it stopped working. I reinstall with: brew remove --cask ...
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0 answers
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Highlight content feature in text-to-speech not working in firefox

I've been using the text-to-speech feature to have the mac read my writing back to me. For example, before hitting 'post', I just have the mac read this so I spot mistakes. I've been using Firefox ...
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86 views

Increase font size in Firefox on iOS

Is there a way to increase the font size for web pages rendered in Firefox for iOS? I don’t mean in reading mode nor do I mean pinch-out zooming. Is there a setting that I’m not seeing?
  • 1,547
1 vote
2 answers
25 views

Firefox start in last used space

I use several spaces on my iMac. When i start an application it always open in the current space, except Firefox who will start in the last space it used. This is really annoying because I have to ...
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332 views

Facebook starting behaving weirdly in Safari

For the past three or four days, Facebook will behave reasonably for a few seconds and then will start bouncing all around, maybe a dozen bounces in six or seven seconds. seconds. I hypothesized that ...
  • 3,943
3 votes
1 answer
59 views

How to determine missing font on MacOS/Firefox

I'm having trouble reading some webpages on Firefox and MacOS. I commonly come across sites that look like the following. Is it possible to determine which font is missing by inspecting the web page ...
0 votes
0 answers
100 views

Which iOS browser forces desktop mode universally which supports file uploads?

I would like to use the desktop version of a particular site on an iPhone (iOS 15.6). I can confirm that many browsers do not universally force desktop view, but only do it on certain sites. That ...
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0 answers
15 views

CAPTCHA broken in Safari and Firefox

Often when I click a CAPTCHA in Safari, the busy animation never ends until killed. On Firefox, the whole CAPTCHA is invisible, so there's nothing to click on. I haven't figured out what is different ...
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Is there a way to write applications that firefox can use as default applications for certain file types in automator?

I have been able to specify a simple automator application as a default application for a few URL types in firefox. For files, it correctly has the behavior of calling the script with the file path. ...
2 votes
2 answers
43 views

How do you set the display correctly when SSH ing from Yosemite to Catalina?

My question is quite similar to this one, except I would like to ssh from a Yosemite Mac Pro to a Catalina Mac Pro and run Firefox GUI. So far I have tried the following: user@yosemite-machine:~$ ssh ...
0 votes
1 answer
114 views

Local SSL Cert not trusted in Chrome/Firefox but works in Safari/Brave

I'm struggling to update the local SSL certs for Chrome and Firefox in Monterey 12.6. Specifically, I updated my local development server's SSL certs and "Always Trust"ed them in the ...
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How to disable the title bar of an application in fullscreen?

When I'm switching tabs I flick my mouse to the top of the screen and the title bar pops up where the tab once was. I know how to disable the menu bar, but I want to disable the title bar. That or ...
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47 views

Why doesn't Firefox honour non-clashing custom keyboard shortcuts?

(Similar to How can I set Firefox to respect my custom Mac keyboard shortcuts?, but that's about custom keyboard shortcuts that clash with Firefox's own shortcuts. This question is not.) I have added ...
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1 answer
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While using bash on macOS, why is it necessary to use the "open" command to launch the firefox application?

I am new to macOS. Also, I am using Apple Macbook Air M1 Monterey 12.5. Before buying this Mac, I was using Linux (NixOS and Ubuntu) for several years. In Linux, while using bash, I was able to open ...
0 votes
1 answer
263 views

Maps not rendering in Firefox and Safari on MacBook Pro 15" early 2011

I have a MacBook Pro 15" early 2011 running macOS Catalina with dosdude1's Catalina patcher. The dedicated GPU is inactivated with the non-permanent solution circulating elsewhere. Ever since I ...
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37 views

Certificate recognized under Firefox but not under Keychain Access

I have a .pfx certificate that allows for access to work websites. The certificate is installed and authenticated directly through Firefox, and I have access to the websites. Because I need to test ...
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137 views

"Fake" Full-screening a browser window (with no edges) so it doesn't take priority & can have other things full-screened over it?

I'm running a stage show using a projector & Q-lab, and am looking for this solution. On the projector, I need a browser window full-screened with NO visible edges. The window has interactable ...
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214 views

How does Firefox send link to external application?

I want Firefox to call a bash script to open a certain type of URL. I've created a directory MyScript.app and put an executable bash script MyScript into it. When clicking a link, Firefox asks to ...
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1 answer
120 views

iOS 15.4.1 iPhone 13 with FireFox: Cannot decode data [closed]

I’m trying to track a package shipped to me via USPS. At usps.com I can’t receive tracking info. The tracking url always returns an odd error page: . Therefore, I just attempted browsing usps.com. ...
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70 views

How can I have Firefox notifications bring me to the instance of Firefox that generated the notification?

I'm running multiple instances of Firefox using different profiles and on different workspaces/spaces/desktops. I am signed into (a different) Slack workspace on each instance of Firefox. I would ...
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0 votes
2 answers
2k views

I got error of "You can't use this version of the application with this version of OS X" but I installed all OS X updates available

I got error of "you can't use this version of the application with this version of osx" but I installed all updates available I tried to get firefox on there but it said "you can't ...
  • 406
4 votes
1 answer
580 views

Firefox: Is there a way to add a "look up" option to right-click 'context' menu?

I use my laptop with an external keyboard, mouse and monitor when I am at home. In order to look up a word when in Firefox I have to select it and then lean forward and do a 3-finger tap on the ...
  • 513
2 votes
0 answers
34 views

Switching between different Firefoxes

Similar and related to #54788 here, but different. I use separate Firefox profiles for personal use and work, and I often have both open at the same time, in different Mission Control "spaces&...
1 vote
1 answer
328 views

Monterey's password manager in Firefox/other apps

How do I use the new Monterey password manager when I want to log in to a website in Firefox? I don't want to go to the System Preferences to look up the password, I want that it automatically pops up ...
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24 views

Gmail can no longer search and those TLS handshakes make it freeze

Firefox 95.0.2, OS 12.1 Since Big Sur gmail has been acting weird. For one thing, it never stops loading. The hourglass never goes away. Also the empty boxes next to each email now no longer appear,...
0 votes
1 answer
249 views

Firefox shows wrong Emojis for some reason

Firefox shows the wrong emojis, but only on the page. In the source code, the correct emojis are shown (see screenshot). This problem only affects Firefox, no other browser or app is affected. So it ...
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3 votes
0 answers
2k views

Mac proxy settings don't work but do work in Firefox

I have a proxy running on my phone and I am trying to connect to that proxy. When I set the proxy settings in Firefox directly (Settings > Network Settings > Manual Proxy Configuration) it works ...
2 votes
1 answer
1k views

After updating to Monterey, Firefox fonts are broken

I've just updated my mac to Monterey and after that I found out that font is just different that it used to be before the update - the tab title is quite small and fonts on websites are both different ...
1 vote
0 answers
148 views

Get firefox on iOS, in desktop mode, to open links as if on a desktop? (and not open in another iOS app)

I'm using firefox on iOS in 'request Desktop Site' mode. I'd like to open a link, just like I'm on a desktop. Here's, it's a google sheet, and it keeps trying to launch the google sheets app. That, ...
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1 vote
0 answers
39 views

Is it possible to set localStorage in Firefox/Chrome/Safari from the command line?

Trying to automate some tasks I do multiple times every day, such as opening my browser and setting localStorage to the values I need. So far I'm able to open the browser on a site from the command ...
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0 votes
1 answer
197 views

Firefox icon remains in the Dock after quitting

Firefox icon remains in the Dock after I quit the application (CMD-Q and File > Quit alike). I have unchecked "Show recent apps in Dock" in System Preferences > Dock & Menu Bar. Is ...
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0 votes
1 answer
109 views

Mail.app doesn't use my default browser for authenticating accounts

If I log into Gmail from Mail.app, it wants to authenticate from a browser, so Mail.app obliges. However, my default browser is Firefox (currently 92.0), but Mail opens Safari. How can I change that? ...
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1 vote
1 answer
230 views

How to open HTTP(S) links which are part of a webpage in Firefox or Chrome in the macOS default browser?

Say my default browser on macOS is Safari and I am viewing a webpage in Firefox or Chrome. When I click on a HTTP(S) link on the webpage it opens again in the same application (Firefox or Chrome), not ...
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1 vote
1 answer
648 views

Apple mail can't open links in Firefox because Classic environment is no longer supported

I use Firefox as my default browser on macOS Catalina version 10.15.7. Yesterday I used brew to upgrade Firefox to the latest version: brew update brew upgrade firefox After the upgrade, Firefox ...
-1 votes
1 answer
47 views

Cannot use any browser and message app while date is changed

Does somebody know how to fix internet connection problems when the date on my Mac is not the actual date? I'm changing the date on my Mac to use a trial version of Parallels desktop because I need to ...
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2 votes
1 answer
685 views

Firefox does not accept ⌃⌘Space keyboard shortcut for Emoji & Symbols

I really love the option of ⌃⌘Space to bring up Emoji & Symbols in macOS. Unfortunately this does not work in Firefox. How can I get this to work? I am on macOS Big Sur 11.3.1, and Firefox is the ...
2 votes
0 answers
322 views

Grant missing application permission to microphone and camera in macOS

I have installed Firefox (version 90.0.2) on macOS version 11.5.1. In the Camera and Microphone panes under the Privacy tab in Security & Privacy settings, Firefox is missing. I tried this answer ...
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4 votes
3 answers
2k views

How to get Firefox ad blocking performance from Safari?

Am I comparing apples to oranges? A view of the same site - one in Safari and one in Firefox. Firefox settings on Strict and Safari is Content Blockers enabled. Arent these 2 setting suppose to do ...
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2 votes
1 answer
206 views

Search browsing history in Firefox on iOS

Is there a way to search one’s browsing history in Firefox on iOS? I can scroll the history, but I don’t see a search feature. Ultimately, I’d like to search for content and selectively delete it. ...
  • 1,547
0 votes
1 answer
21 views

Why are some Firefox windows not cycling through the entire list of windows I have open?

I've got a bunch of open windows in Firefox and somehow two of them (this one included which is the most recent one I've opened) are isolated into their own group. The other 8 or so windows will cycle ...
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2 votes
1 answer
499 views

How to save session in Firefox?

I am used to Ubuntu and I am new to Mac. I'm using Macbook Pro 16" 2019 with BigSur 11.2.3. What is the way to keep Firefox remember my opened tabs? I just quit Firefox with red dot on the left, ...
  • 264
1 vote
0 answers
524 views

How To Enable "Touch Bar typing suggestions" on Firefox Browser?

How do you have the Touch Bar show word and emoji suggestions when typing? Expected When typing text while using Firefox browser, the Touch Bar is expected to provide suggestions, i.e. words and ...
1 vote
0 answers
33 views

Transferring Thunderbird Data from Ubuntu to MacOS?

On ubuntu all the thunderbird files are stored under ~/.thunderbird/. If I want to backup / copy the files to another Ubuntu laptop I can just copy that folder to the new laptop. Is it the same for ...
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0 votes
1 answer
61 views

How can I fix my system lagging due to problems with Firefox plugin-container process (IOGraphicsAccelerator, too many contexts)

I was running a google meet call in Firefox and had a few other tabs open, including a gitlab one with an embedded video (which might have been part of the cause of this) when I noticed considerable ...
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1 vote
0 answers
75 views

Does screen sharing via Firefox allow another website to control your Mac, or just your browser?

Recently I was requested to share my screen to take an online exam. The security implications of this concerned me. Firefox says: https://support.mozilla.org/en-US/kb/screenshare-safety This to me ...
0 votes
1 answer
1k views

Opening pdfs on firefox in a new tab

Using Firefox 86.0 on Big Sur 11.2 and I am trying to find out how to immediately open pdfs in a new tab on firefox when I am given the option to download them. This option was available as the first ...
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4 votes
1 answer
4k views

Why is adding adding sites to /etc/hosts not blocking them on BigSur?

On macOS Big Sur I added the settings below to my /etc/hosts my ISP has IPV6 support so normally browsing to major sites that support IPV6 should probably happen on IPV6. 127.0.0.1 cnn.com ::1 cnn.com ...
  • 247
0 votes
2 answers
228 views

Choose from list apple script service execution from Safari opens Firefox to display the dialog with list

Im trying to use following Apple Script to display a choose from list and perform certain actions based on the choice of selection: on run {input, parameters} set selT to "42" set ...
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1 vote
1 answer
546 views

Some websites do not load in all my browsers

Some websites do not open in safari, firefox and google chrome. I have been trying for a few days now and it is always the same. In safari, I get "Safari can't open the page "xxx" ...

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