=Facebook, Google, YouTube, and Yahoo questions= You might have problems using a popular web site with Firefox, the following lists articles and forum posts that provide answers to figure out why it isn't working and what to do about it. [[Troubleshooting extensions and themes]] [[Troubleshooting plugins]] [[Error loading websites]] [[Websites say cookies are blocked]] [[Problems using Facebook in Firefox]] [[Google Toolbar is not compatible with Firefox]] [https://support.mozilla.org/en-US/questions/911379 My Yahoo chat doesn't work anymore since the latest upgrade. Why??] [https://support.mozilla.org/en-US/questions/912044 I have flash player plug in and I cannt watch youtube.com movies, is any help?] [https://support.mozilla.org/en-US/questions/911689 Hallo, my Firefox browser wont load youtube for some reason, the explorer will. I have tries to change the proxy setings as the firefox help center suggested, but to no avail.] [https://support.mozilla.org/en-US/questions/776670 Youtube videos are blank black screen only on my firefox browser.]

Facebook, Google, YouTube, and Yahoo questions

You might have problems using a popular web site with Firefox, the following lists articles and forum posts that provide answers to figure out why it isn't working and what to do about it.

Troubleshoot extensions, themes and hardware acceleration issues to solve common Firefox problems

Troubleshoot issues with plugins like Flash or Java to fix common Firefox problems

Error loading websites

Websites say cookies are blocked - Unblock them

Fix problems with Facebook games, chat and more

Google Toolbar is no longer compatible with Firefox - Here are some alternatives

My Yahoo chat doesn't work anymore since the latest upgrade. Why??

I have flash player plug in and I cannt watch youtube.com movies, is any help?

Hallo, my Firefox browser wont load youtube for some reason, the explorer will. I have tries to change the proxy setings as the firefox help center suggested, but to no avail.

Youtube videos are blank black screen only on my firefox browser.