Firefox refuses to open mac

Question: Q: Mozilla Firefox won't start More Less. Communities Contact Support.

Firefox Slow & Freezes

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Ask a question. User profile for user: Aramis88 Aramis Hey all! I downloaded Firefox and used for 2 month without any problems. Now if want to start Firefox it hops a few times and then happens nothing.

Firefox won't launch for no obvious reason

It doesn't seem to be opened. If you click on it again it hops one time. Does this problem result from the update? I already downloaded a new install-file from the internet and dragged it into the program folder overwrote the old file. The problem remains Can you help me?? Thx Aramis.

What are the most frequent problems with Firefox?

In the Application Support folder, remove the "Firefox" directory, and in the Preferences folder remove the "org. By using our site, you acknowledge that you have read and understand our Cookie Policy , Privacy Policy , and our Terms of Service. 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 copy of Firefox is already open.

Fix for “Close Firefox: A copy of Firefox is already open.” error

Only one copy of Firefox can be open at a time. If the problem was not related to the parentlock file, you will see: rm:. If you prefer to use the Finder, just make hidden dot-files visible first, so you can check for the existence of. Despite the process still being "secretly" alive, there was no Firefox visibile in the cmd-tab task switcher, nor under the cmd-opt-esc Force Quit dialog. On a Mac you would do it this way.

Look for Firefox in that list. Select it and click the stop-sign icon to force quit that process. I find a solution online here, you can check it.

Firefox won't start - find solutions | Firefox Help

The only solution I could find so far was to open an unsaved file in some kind of editor and do a "Log Out ". If you are lucky, the stuck process will disappear from the dock before editor complains about unsaved file so you can click "Cancel", and most of your workspace will stay there. Home Questions Tags Users Unanswered. Can't open Firefox because a copy of Firefox is already open Ask Question.

Now, despite that, she is unable to run Firefox: whenever she tries, an error box pops up with the message Close Firefox A copy of Firefox is already open. It appears this occured after a recent update of Firefox to version What could be the cause of this? How can I sort this out? Walter Walter 3 3 gold badges 6 6 silver badges 23 23 bronze badges. IconDaemon ChrisW ChrisW 2 2 silver badges 4 4 bronze badges. I think making hidden dot files visible within Finder is not trivial

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