Mozilla Firefox Help

  This article summarizes the Firefox   Options   panels and what types of settings they contain. Click the menu button   and select  Options . The following panels are available: General panel This panel contains  options  for the following types of settings: General Startup  and  Tabs : This is where you can set Firefox as your default browser, set Firefox to restore your previous session at startup and choose how tabs are opened. Language and Appearance Fonts & Colors  and  Language : This is where you can change the fonts and colors websites use, where to choose the language to display menus, notifications, messages and other parts of the Firefox interface, where to choose a preferred display language for web pages and where you can choose to use the Firefox spell checker.  Mozilla Firefox Help Files and Applications Downloads ,  Applications  and  Digital...

Firefox automatically checks the spelling of words that you enter in text boxes containing more than one line. As soon as you finish typing a word, it is checked against the words in the installed dictionary. If the word is not found in the dictionary, it will be underlined in red, as in the following example:  Mozilla Firefox Help Disabling automatic spell-checking By default, Firefox is configured to automatically check spelling. You can turn it off in the  Options  window: Click the menu button   and select  Options . In the  General  panel, go to the  Language  section. Uncheck  Check your spelling as you type . Close the  about:preferences  page. Any changes you've made will automatically be saved. Correcting misspelled words When spell-checking is enabled, you can easily correct misspelled words. To correct the misspelled word,  Right-click  on it and select one of the suggested words at the top of the menu...

This article explains how to download and install Firefox on Windows using a simplified online installer. (If you need a full, offline installer or custom options, see   For advanced users , below.)  To update Firefox from a previous version, see Update Firefox to the latest release.  Mozilla Firefox Help Visit  this Firefox download page  in any browser, such as Microsoft Internet Explorer or Microsoft Edge. Click the  Download Now  button. The Firefox Installer that downloads will automatically offer you the best available version of Firefox for your computer. If you use Microsoft Edge or Internet Explorer, a notification bar will appear at the bottom of the page with an option to open or run the Firefox Installer file. Click  Open file  on Microsoft Edge or  Run  on Internet Explorer, to start the process. In other browsers, you may need to first save the Firefox installer to your computer, then open the file you downloaded....

Pocket is owned by Mozilla and is part of the Firefox family of products. Pocket’s mission is to empower people to consume exceptional stories worthy of their time and attention.  Mozilla Firefox Help Pocket is Mozilla’s content platform and is built into the Firefox browser. Together Pocket and Firefox expand reach and access to high-quality content while staying true to the values that drive us all: protecting the openness of the web and creating a content platform built around trust, privacy, and quality. That’s why we work together to deliver some of the best stories out there—recommended by Pocket—directly into your Firefox new tab.  Why am I seeing these stories, from these publishers, in the Firefox new tab? Pocket’s recommendations elevate stories that are worthy of your time and attention—the kind that inform, inspire, entertain, and offer new and unique perspectives. The stories are sourced from a wide and diverse assortment of publications with a track record of tru...

Firefox includes a page with information such as which Firefox version you are using, any installed extensions, important modified preferences, and graphics information. If you are  getting help on the support forum , content that you provide from this  Troubleshooting Information  page can help solve your Firefox issue.  Mozilla Firefox Help Accessing the Troubleshooting Information page Click the menu button  , click   Help  and select  Troubleshooting Information You will be taken to a page with the address  about:support . Give Firefox a tune up 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. Try Safe Mode You can restart Firefox in Safe Mode to temporarily disable add-ons (extensions and themes), turn off hardware acceleration, and reset some settings that might be cau...

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   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. 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.    Mozilla Firefox Help Specific error messages Mozilla Crash Report...