If you find that changes you make to your Firefox connection settings are not remembered when you restart Firefox, see How to fix preferences that won't save. IPv6. Firefox supports IPv6 by default, which may cause connection problems on certain systems. To disable IPv6 in Firefox: Type about:config in the address bar and press Enter Return.

Restore Firefox to its default state. The Refresh Firefox feature can fix many issues by restoring Firefox to its default state while saving your essential information. Consider using it before going through a lengthy troubleshooting process. Firefox crashes. Check out our handy guide, Avoid crashes - Tips and tricks. Firefox won't start Jan 18, 2013 · Learn the steps to reset Mozilla® Firefox browser when it is not opening. Resetting Mozilla Firefox to its Factory settings or default settings can fix the most common problems. ----- Useful If you find that changes you make to your Firefox connection settings are not remembered when you restart Firefox, see How to fix preferences that won't save. IPv6. Firefox supports IPv6 by default, which may cause connection problems on certain systems. To disable IPv6 in Firefox: Type about:config in the address bar and press Enter Return. If Firefox refuses to open, but you're not having trouble with any other browser, check your proxy settings by clicking the "Firefox" menu option at the top of the Firefox window and selecting "Options." Click the "Advanced" tab and select the "Network" option. Click the "Settings" button in the Connection portion of the window. Nov 24, 2017 · How to open the Mozilla Firefox web browser when it is not opening. Issues addressed in this tutorial: firefox not opening firefox not opening in windows 7 firefox not opening in windows 10 Nov 14, 2016 · This video show you if your firefox coninuously hangs up and then how you can set that. Open your profile folder: Click the menu button New Fx Menu , click help Help-29 and select Troubleshooting

Jan 30, 2019 · Firefox users who try to open the web version of Skype in the Firefox browser run into a wall currently because Microsoft claims it is not supported.. If you try to open the page in Firefox or any other non-Chromium-based non-Microsoft Edge browser, you are greeted with a "browser not supported " message.

The problem is that when Firefox window opens minimized (I can tell the window is "open" minimized because the Firefox button is visible on the Windows taskbar) there's no way to grab a corner because there's no window. When it opens maximized you can't drag a corner or edge because that's not an option in the maximized state. Dec 19, 2018 · But let’s not jump to conclusions, maybe Firefox isn’t to blame. The first step is to open a new tab and try other sites. If they aren’t loading either, the second step would be to try another browser like Safari and see if the web pages load there.

Why Vimeo Videos Does Not Play on Firefox? Some Insights: In Chrome, Vimeo serves video via HTML5 instead of using Flash but in Firefox it is served using Flash since H.264 video format is not supported in it currently.

The problem is that when Firefox window opens minimized (I can tell the window is "open" minimized because the Firefox button is visible on the Windows taskbar) there's no way to grab a corner because there's no window. When it opens maximized you can't drag a corner or edge because that's not an option in the maximized state. Dec 19, 2018 · But let’s not jump to conclusions, maybe Firefox isn’t to blame. The first step is to open a new tab and try other sites. If they aren’t loading either, the second step would be to try another browser like Safari and see if the web pages load there. Jul 22, 2014 · A. This behavior can sometimes be caused by an add-on installed in Firefox. To figure out if this might be the cause, start Firefox in Safe Mode which will cause Firefox to load without any add