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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.

345 questions
20
votes
10 answers

Can't open Firefox because a copy of Firefox is already open

I have multiple users on my MacBook (OS X 10.9.5). One of them has parential restrictions, but is allowed to use Firefox. Now, despite that, she is unable to run Firefox: whenever she tries, an error box pops up with the message Close Firefox A…
Walter
  • 1,240
5
votes
1 answer

How can I start firefox with a different profile on a Mac?

I have a MacBook Air (Mojave, 10.14.6) and for Testing reasons I need to be able to have several instances of firefox running with different profiles each. At the same time. How can I achieve this?
Alex
  • 2,334
4
votes
1 answer

firefox mac os: how to remap cmd+r to f5?

I'm used to hit the f5 key for reloading page on linux/windows. Is there a way to remap reload page shortcut cmd+r to f5 on mac os?
StandardNerd
  • 318
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4
votes
1 answer

How to run multiple instances of Firefox?

My Firefox ESR installation has just updated itself to Firefox 68.2.0esr, from the previous version, and now I no longer seem to be able to run multiple instances of Firefox (using different profiles) the way I used to be able to before. I could…
dave559
  • 418
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  • 15
3
votes
2 answers

Where do terminated incomplete downloads go when using firefox?

Where do terminated incomplete downloads go when using firefox?
Jacopo
  • 31
2
votes
1 answer

In FireFox, how can I make new windows start blank with the focus in the URL bar?

In FireFox version 50 on OS X 10.10.5, when I create a new window (using ⌘-N), the new window opens with the FireFox logo and the input focus on the search field in the middle of the page: I would really much rather prefer to start with a blank…
mhucka
  • 1,317
2
votes
1 answer

how to force an update with firefox 38

With the old firefox, one could force an update by clicking 'firefox' on the menu bar and then 'About firefox' etc. However, with the new firefox 38 this menu only contains the single entry 'Quit' -- there is no 'About firefox' or anything else. So…
Walter
  • 1,240
1
vote
1 answer

How to close all tabs in Firefox?

Running MacOS Monterey and Firefox 122.0. How can I close all tabs at once? I found on the net the suggestion to use "command" + w, but this closes only the current tab (which I could also achieve by pressing "control" + w. The best solution I found…
user1934428
  • 806
1
vote
1 answer

Is Firefox 116 super slow or is just me?

I use Firefox on my M1 mac, it is at version 116, and I always have privacybadger, Ublock origin, and facebook container on. Since yesterday it has become intolerably slow (dialup internet slow) compared to Safari (which I do not like because I find…
user1256923
  • 3,610
1
vote
1 answer

Is Firefox Private Network available in iOS

From webpage https://private-network.firefox.com/, I know that Firefox Private Network is available in Firefox windows client, is Firefox Private Network funation available in the Firefox App of iOS?
user828896
1
vote
1 answer

Preventing quit of Firefox

I'm planning to show a presentation of my websites to friends on Firefox, but I do not want them to exit full screen and terminate the Firefox application, but only to click the elements on the screen, similar to the browsing of computers in a…
Bob
  • 11
1
vote
1 answer

Firefox: double-click on titlebar maximize window instead on open new tab

Recently, I noted that Firefox started to behave differently when I double-click on its title-bar / tab-bar. It maximizes the windows as if I clicked on the semaphore + button, instead of opening a new tab like it used to do before. Anyone knows how…
Teejay
  • 181
1
vote
1 answer

Firefox 28 search is easily interruptible

When I search on a Firefox page (command-F) the search interrupts itself all the time. E.g., I start typing "backtick" and, right before I hit t, back disappears and I am now searching just for t. On the other hand, sometimes the search prompt in a…
sds
  • 1,136
0
votes
1 answer

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 through when I hit the command-~ key, but this…
Lido
  • 41
0
votes
0 answers

CPU usage of coreaudiod on macOS with Apache Guacamole on FireFox

A single tab in Firefox opened with Apache Guacamole increases the use of cpu by 4-5% by the coreaudiod demon. If, for instance, I open 5 tabs, the CPU usage of coreaudiod is about 20%. When closing the tabs, the cpu usage of coreaudiod drops to…
Lirux
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1
2