Mozilla Firefox Error Message Help
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update Sync and save Chat and share Do more with apps Protect your privacy Manage preferences and add-ons Fix slowness, crashing, error messages and other problems problems with firefox not responding Fix problems with websites (Facebook, YouTube, webmail etc.) Unblock Firefox from connecting to the
Mozilla Firefox Problems
Internet Procedures to diagnose and fix problems Videos, sound, pictures and animations don't work Firefox is slow or stops working
Mozila Error 03213210x508
Firefox crashes Firefox won't save settings or remember information Problems with add-ons, plugins or unwanted software Fix slowness, crashing, error messages and other problems Fix problems with websites (Facebook, YouTube, webmail etc.) Unblock
Firefox Problems Loading Pages
Firefox from connecting to the Internet Procedures to diagnose and fix problems Videos, sound, pictures and animations don't work Firefox is slow or stops working Slowness or hanging Firefox crashes Crashing Firefox won't save settings or remember information Problems with add-ons, plugins or unwanted software Refresh Firefox - reset add-ons and settings Restore Firefox to its default settings while saving essential data. This can fix slowness, crashing, search firefox problems 2016 hijacking and other problems. How to troubleshoot the error code "SEC_ERROR_UNKNOWN_ISSUER" on secure websites This article explains why you might see the error code "SEC_ERROR_UNKNOWN_ISSUER" on HTTPS websites and how you can troubleshoot it. Accessibility not available during multi-process support Accessibility features are not yet fully supported in multiprocess Firefox. Restart Firefox to change it back to single process mode. How to troubleshoot time related errors on secure websites This article explains why you might see time-related errors on HTTPS websites and how you can troubleshoot them by correcting your system clock. Firefox Health Report - understand your browser performance Firefox Health Report lets you know how well your browser is performing and what steps you can take to improve it. What do the SSLv3 error messages mean on Firefox? When accessing a site with SSLv3, Firefox will block it and display an "Unable to connect securely" message. Avoid and report Mozilla tech support scams Mozilla does not charge for software, upgrades or technical support. Find out about common scams and how to protect yourself from them. Pre-8.1 versions of Websense cause startup crashes in Firefox There is a known issue with Forcepoint Websense that causes startup crashes in Firefox.
diagnose Firefox ... Firefox Editing Tools Article Discussion Edit Article Translate Article Show Translations What Links Here Show History Customize this article Firefox Version 51 Version 50 Version 49 Version 48 Version what is wrong with firefox lately 47 Version 46 Version 45 Windows 8 Windows 7/Vista Windows XP Mac Linux Windows what's wrong with firefox today 10 Explore more topics Basic browsing Install and update Sync and save Chat and share Do more with apps Protect your privacy firefox troubleshooting information Manage preferences and add-ons Fix slowness, crashing, error messages and other problems Was this article helpful? Troubleshoot and diagnose Firefox problems Most problems with Firefox can be fixed by following the troubleshooting methods described below. Try these https://support.mozilla.org/en-US/products/firefox/fix-problems steps in order. If one doesn't work, move on to the next one. If you need extra help with any of this, we have a community of volunteers standing by. Table of Contents1 1. Restart your computer2 2. Clear your cookies and cache3 3. Restart Firefox in Safe Mode4 4. Troubleshoot your plugins5 5. Reinstall Firefox6 6. Refresh Firefox7 7. Create a new Firefox profile8 Other solutions8.1 Check for conflicts with your Internet security https://support.mozilla.org/en-US/kb/troubleshoot-and-diagnose-firefox-problems software8.2 Scan your system for viruses and spyware 1. Restart your computer Sometimes problems can be fixed by simply restarting your computer and then starting Firefox again. 2. Clear your cookies and cache Many problems with loading web pages can be resolved by clearing Firefox's cookies and cache: At the top of the Firefox window, click on the Firefox button, go over to the History menu and select Clear Recent History....On the menu bar, click on the Tools menu, and select Clear Recent History....At the top of the Firefox window, click on the Tools menu, and select Clear Recent History.... In the Time Range to clear: drop-down, select Everything. Click the arrow next to Details to display the list of items that can be cleared. Select both Cookies and Cache. Click Clear Now. At the top of the Firefox window, click on the Firefox button, go over to the History menu and select Clear Recent History....On the menu bar, click on the History menu, and select Clear Recent History....At the top of the Firefox window, click on the History menu, and select Clear Recent History.... In the Time Range to clear: drop-down, select Everything. Click the arrow next to Details to display the list of items that can be cleared. Select both Cookies and Cache. Click Clear Now. Cl
mean and how ... Firefox Basic browsing Install and update Sync and save Chat and share https://support.mozilla.org/ur/products/firefox/fix-problems/error-messages Do more with apps Protect your privacy Manage preferences and add-ons https://support.mozilla.org/en-US/kb/firefox-wont-start-find-solutions Fix slowness, crashing, error messages and other problems Fix problems with websites (Facebook, YouTube, webmail etc.) Unblock Firefox from connecting to the Internet Procedures to diagnose and fix problems Videos, sound, pictures and animations don't work Firefox is slow or stops working Firefox crashes Firefox with firefox won't save settings or remember information Problems with add-ons, plugins or unwanted software Fix slowness, crashing, error messages and other problems Error messages: what they mean and how to fix How to troubleshoot error messages on Firefox In English What does "Your connection is not secure" mean? How to troubleshoot the error code "SEC_ERROR_UNKNOWN_ISSUER" on secure wrong with firefox websites Troubleshoot the "Secure Connection Failed" error message How to troubleshoot time related errors on secure websites Warning Unresponsive script - What it means and how to fix it What do the SSLv3 error messages mean on Firefox? "This Connection is Untrusted" error message appears - What to do Fix "The bookmarks and history system will not be functional" error message "Firefox is already running but is not responding" error message - How to fix it How to allow Java on trusted sites How to fix the Update Failed error message when updating Firefox Warning Unresponsive plugin - What it means and how to fix it Firefox says it's just updated every time it starts - how to fix How to run Firefox when your profile is missing or inaccessible Portions of this content are ©1998–2016 by individual mozilla.org contributors. Content available under a Creative Commons license. Contact Us Privacy Policy Legal Notices Report Trademark Abuse Source Code Twitter Facebook Firefox Friends Switch to mobile site
Editing Tools Article Discussion Edit Article Translate Article Show Translations What Links Here Show History Customize this article Firefox Version 51 Version 50 Version 49 Version 48 Version 47 Version 46 Version 45 Windows 8 Windows 7/Vista Windows XP Mac Linux Windows 10 Explore more topics Basic browsing Install and update Sync and save Chat and share Do more with apps Protect your privacy Manage preferences and add-ons Fix slowness, crashing, error messages and other problems Was this article helpful? Firefox won't start - find solutions This article describes what to do if Firefox doesn't open when you click the Firefox icon. If you get a message you can dismiss (e.g. "TypeError: Components.classes['@ ... ;1'] is undefined", "onload error TypeError: ...", "Exc in ev handl: ...") and can open Firefox, see Troubleshoot extensions, themes and hardware acceleration issues to solve common Firefox problems. If Firefox starts but won't load any websites, see Websites don't load - troubleshoot and fix error messages. The Reset Firefox feature can fix many issues by restoring Firefox to its factory default state while saving your essential information. Consider using it before going through a lengthy troubleshooting process. The Refresh Firefox feature can fix many issues by restoring Firefox to its factory default state while saving your essential information. Consider using it before going through a lengthy troubleshooting process. The Firefox Safe Mode window includes a Refresh Firefox option. You can start Firefox in Safe Mode by holding down the shift key while starting Firefox.holding down the option key while starting Firefox.quitting Firefox and then going to your Terminal and running: firefox -safe-modeYou may need to specify the Firefox installation path (e.g. /usr/lib/firefox) Table of Contents1 Specific error messages1.1 Mozilla Crash Reporter1.2 Firefox is already running but is not responding1.3 Your Firefox profile ca