This article describes how to troubleshoot problems you might encounter while using Facebook in Firefox. __TOC__ = Cannot load games = <!-- http://zynga.custhelp.com/app/answers/detail/a_id/923/session/L3NpZC9fVmotSFotag%3D%3D --> In order to load games on Facebook like YoVille, FarmVille, Cafe, or Fishworld, you need to set the [[Managing the Flash plugin|Flash plugin]] to allow third-party content. # Go to the [http://www.macromedia.com/support/documentation/en/flashplayer/help/settings_manager03.html Flash player Global Storage Settings panel]. # Make sure '''Allow third-party Flash content to store data on your computer''' is check marked.<br/> <br/> [[Image:5bbaa7beedc4da697981073f81c6580d-1273078393-472-1.png]] = Facebook chat is slow = <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=536334 --> If Facebook chat appears to be very slow and unresponsive, [[Updating Firefox|upgrade Firefox]]. = Cannot connect to Facebook = If you cannot connect to the Facebook website at all in Firefox: # Check to see whether you can connect in another browser (such as {for win}Internet Explorer{/for}{for mac}Safari{/for}{for linux}Epiphany{/for}). * If you can connect in another browser, but not in Firefox: *# Follow the troubleshooting steps below, starting with the [[#w_clear-cookies-and-cache|Clear cookies and cache]] section *# Check to make sure your Internet security software (such as a firewall, antivirus, or anti-spyware program) is set to allow Firefox. For instructions on configuring specific firewall programs, see [[Firewalls]]. * If you cannot connect in any browser, the Facebook site may be down. = Other Facebook problems = The [http://www.facebook.com/help Facebook Help Center] has a [http://www.facebook.com/KnownIssues troubleshooting page] that lists known Facebook website problems and bugs. If you see your specific problem listed on that page, Facebook is aware of it and is working on a fix. If your problem isn't listed, follow the troubleshooting steps below. == Clear cookies and cache == Clearing your stored cookies and the Firefox cache can solve several common problems with Facebook, such as Farmville issues. [[T:clearCookiesCache]] == Check cookie settings == If you receive an error message that mentions [[Cookies|cookies]] after clearing your cookies and cache: # [[T:optionspreferences]] # Select the {menu Privacy} panel. # Set '''Firefox will:''' to '''Use custom settings for history'''. # Make sure '''Accept cookies from sites''' is check marked. # Make sure '''Accept third party cookies''' is check marked. # Click {button Exceptions...}. # Make sure '''facebook.com''' is not listed. #* If it is listed, click on its entry, then click {button Remove Site}. == Check JavaScript settings == Facebook errors can be caused by problems with [[JavaScript]]. JavaScript is enabled by default in Firefox, but to check its status: # [[T:optionspreferences]] # Click to select the {menu Content} panel. # Make sure that '''Enable JavaScript''' is checked. # [[T:closeOptionsPreferences]] You should also check whether you have an extension (such as NoScript) or Internet security program (such as a firewall, antivirus, or anti-spyware program) that can block JavaScript. == Check extensions, themes, and plugins == If the steps above did not fix your problem with Facebook: # Determine whether an extension or theme is causing your problem. See [[Troubleshooting extensions and themes]] for instructions. # Determine whether a plugin is causing your problem. See [[Troubleshooting plugins]] for instructions. == Check for malware == Certain types of malicious software can cause problems with connecting to Facebook. See [[Is my Firefox problem a result of malware]] for instructions on troubleshooting malware problems with Firefox. = Changes to Facebook = Facebook is known to make changes to their system regularly. Check [http://developers.facebook.com/blog Facebook Developer Blog] for changes that have recently been made.

This article describes how to troubleshoot problems you might encounter while using Facebook in Firefox.

Cannot load games

In order to load games on Facebook like YoVille, FarmVille, Cafe, or Fishworld, you need to set the Flash plugin to allow third-party content.

1. Go to the Flash player Global Storage Settings panel.
2. Make sure Allow third-party Flash content to store data on your computer is check marked.
   
   

Facebook chat is slow

If Facebook chat appears to be very slow and unresponsive, upgrade Firefox.

Cannot connect to Facebook

If you cannot connect to the Facebook website at all in Firefox:

1. Check to see whether you can connect in another browser (such as Internet ExplorerSafariEpiphany).

• If you can connect in another browser, but not in Firefox:
  1. Follow the troubleshooting steps below, starting with the Clear cookies and cache section
  2. Check to make sure your Internet security software (such as a firewall, antivirus, or anti-spyware program) is set to allow Firefox. For instructions on configuring specific firewall programs, see Configure firewalls so that Firefox can access the Internet.
• If you cannot connect in any browser, the Facebook site may be down.

Other Facebook problems

The Facebook Help Center has a troubleshooting page that lists known Facebook website problems and bugs. If you see your specific problem listed on that page, Facebook is aware of it and is working on a fix. If your problem isn't listed, follow the troubleshooting steps below.

Clear cookies and cache

Clearing your stored cookies and the Firefox cache can solve several common problems with Facebook, such as Farmville issues.

1. Click the menu button to open the menu panel.
2. Click History and select Clear Recent History…
3. In the Time Range to clear: drop-down, select Everything.
4. Below the drop-down menu, select both Cookies and Cache. Make sure other items you want to keep are not selected.
5. Click OKClear Now.

Check cookie settings

If you receive an error message that mentions cookies after clearing your cookies and cache:

1. In the Menu bar at the top of the screen, click Firefox and then select Preferences or Settings, depending on your macOS version.Click the menu button and select Settings.
2. Select the Privacy panel.
3. Set Firefox will: to Use custom settings for history.
4. Make sure Accept cookies from sites is check marked.
5. Make sure Accept third party cookies is check marked.
6. Click Exceptions....
7. Make sure facebook.com is not listed.
   • If it is listed, click on its entry, then click Remove Site.

Check JavaScript settings

Facebook errors can be caused by problems with JavaScript settings and preferences for interactive web pages. JavaScript is enabled by default in Firefox, but to check its status:

1. In the Menu bar at the top of the screen, click Firefox and then select Preferences or Settings, depending on your macOS version.Click the menu button and select Settings.
2. Click to select the Content panel.
3. Make sure that Enable JavaScript is checked.
4. Close the Settings page. Any changes you've made will automatically be saved.

You should also check whether you have an extension (such as NoScript) or Internet security program (such as a firewall, antivirus, or anti-spyware program) that can block JavaScript.

Check extensions, themes, and plugins

If the steps above did not fix your problem with Facebook:

1. Determine whether an extension or theme is causing your problem. See Troubleshoot extensions, themes and hardware acceleration issues to solve common Firefox problems for instructions.
2. Determine whether a plugin is causing your problem. See Troubleshoot issues with plugins like Flash or Java to fix common Firefox problems for instructions.

Check for malware

Certain types of malicious software can cause problems with connecting to Facebook. See Troubleshoot Firefox issues caused by malware for instructions on troubleshooting malware problems with Firefox.

Changes to Facebook

Facebook is known to make changes to their system regularly. Check Facebook Developer Blog for changes that have recently been made.