Did you post this from the 'bad' computer or another?

What's your computer system and Firefox version?

Is Firefox not running, running but not working, not accessing the web? Please give some details.

Start Firefox in Safe Mode {web link} by holding down the <Shift> (Mac=Options) key, and then starting Firefox.

A small dialog should appear. Click Start In Safe Mode (not Refresh). Is the problem still there?

This is what I get on all my computors and it won't sign in on none of them???

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   Learn the Basics: get started
   Get started with Firefox

Firefox

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   Fix slowness, crashing, error messages and other problems

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Get started with Firefox - An overview of the main features

Got five minutes? Share your thoughts about Firefox by filling out this survey. Thanks for your time!

Welcome to Firefox! We'll show you all the basics to get you up and running. When you're ready to go beyond the basics, check out the other links for features you can explore later. Table of Contents

   New Tab page: great content at your fingertips
   Search everything with the unified search/address bar
   Page actions menu: Bookmark, snap, save or share
   Private Browsing with Tracking Protection: browse fast and free
   Keep your Firefox in sync
   Home is just a click away
   Customize the menu or the toolbar
   Get help

New Tab page: great content at your fingertips

By default, Firefox gives you access to great content every time you open a new tab. Customize this page by hovering over the sections and thumbnails or click the gear icon for more options.

new tab page 57

Want to learn more? See About the New Tab page. Search everything with the unified search/address bar

Whether you know the exact web address or just searching, the unified Awesome Bar handles it all. Firefox's URL bar gives you suggestions based on your existing bookmarks and tags, history, open tabs, and popular searches. How's that for Awesome? Just start typing in a search or url and watch the magic happen.

awesome bar 57

Learn more search tricks with the Awesome Bar - Search your Firefox bookmarks, history and tabs from the address bar. Page actions menu: Bookmark, snap, save or share

Find a really great web page? Save or share them. The Page Actions menu in the address bar lets you bookmark web pages, copy or email links, take screenshots, and send pages to your phone or to your Pocket list so you can read them whenever and wherever you want.

page actions 57

Private Browsing with Tracking Protection: browse fast and free

Browse the Internet without saving any information on your computer about which sites and pages you’ve visited. Firefox will also block creepy trackers that follow your behavior across the Web.

   Click the menu button Fx57Menu and then click New Private Window. (Tip: You can also right-click on a link on a web page, then click Open Link in New Private Window.) 

private mask 57 win

See Private Browsing - Use Firefox without saving history for more. Keep your Firefox in sync

Set up Firefox Accounts so you can take your browsing information with you wherever you go. Click the menu button Fx57Menu , choose Sign in to Sync and follow the instructions to create your account. Then sign in to the newly-created account on your other devices and that's it! For detailed instructions, see How do I set up Sync on my computer? Home is just a click away

Choose the page that opens when you start Firefox or click the Home button.

   Open a tab with the web page you want to use as your home page.
   Drag and drop that tab onto the Home button Home Button 57 .

   set homepage 57

More options can be found in the How to set the home page article. Customize the menu or the toolbar

We've streamlined the toolbar with the most popular features but Firefox has even more features tucked away. Take a peek!

   Click the menu button Fx57Menu and choose 57customize-icon.png Customize….
   Drag and drop the features you want onto your toolbar or the panel on the right.

   customize drag 57

   When you are done, click the Done button. 

Learn more about customizing Firefox. Get help

If you have more questions or ever need help with Firefox, you're on the right website.

   This site has hundreds of articles that cover nearly every Firefox question you might have. 

Get Help

This article, like all Firefox support, is brought to you mostly by volunteers, who keep Mozilla proudly independent and open source. Keep browsing freely!

Share this article: http://mzl.la/1xKrT2F

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These fine people helped write this article: AliceWyman, Chris Ilias, Cheng Wang, Underpass, Tonnes, Michele Rodaro, Goofy, Michael Verdi, žełvik, Erik Rose, scoobidiver, Ibai, Swarnava Sengupta, Tito Dutta, Centinel, manojmone, Ashish Namdev, user669794, Lan, Joni, Artist, Cécile. You can help too - find out how. Mozilla Portions of this content are ©1998–2018 by individual mozilla.org contributors. Content available under a Creative Commons license.

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That looks like an unformatted web page.

Many site issues can be caused by corrupt cookies or cache.

• Clear the Cache and
• Remove Cookies

Warning ! ! This will log you out of sites you're logged in to. You may also lose any settings for that website.

• Cookies; Delete cookies to remove the information websites have stored on your computer {web link}

• Cache; How to clear the Firefox cache {web link}

If there is still a problem, Start Firefox in Safe Mode {web link} by holding down the <Shift> (Mac=Options) key, and then starting Firefox.

A small dialog should appear. Click Start In Safe Mode (not Refresh). Did this help?

While you are in safe mode;

Try disabling graphics hardware acceleration in Firefox. Since this feature was added to Firefox it has gradually improved but there are still a few glitches.

How to disable Hardware Acceleration {web link}

Doing all that I can get on but as soon as I close it it goes back to doing the same thing, I will just find another browser that will work

Did you try running Firefox in safe mode, does the problem still occur?

Yes I did everything you told me to do it is the same on all my computers

Use these links to create a new profile. Use this new profile as is. Is the problem still there?

http://kb.mozillazine.org/Profile_folder_-_Firefox#Navigating_to_the_profile_folder

https://support.mozilla.org/en-US/kb/profile-manager-create-and-remove-firefox-profiles

https://support.mozilla.org/en-US/kb/how-run-firefox-when-profile-missing-inaccessible

https://support.mozilla.org/en-US/kb/back-and-restore-information-firefox-profiles

Type about:profiles<enter> in the address bar.