Recent answers to I have been unable to connect to facebook since 2/7/2013. Firefox connects to all other websites with no problem. Im able to connect in mobile on pc.https://support.mozilla.org/en-US/questions/9504012013-02-14T07:49:35-08:00Clear the cache and the cookies from sites that cause problems.
"Clear the Cache":
Tools > Optio2013-02-14T07:49:35-08:00cor-elhttps://support.mozilla.org/en-US/questions/950401#answer-407953<p>Clear the cache and the cookies from sites that cause problems.
</p><p>"Clear the Cache":
</p>
<ul><li>Tools &gt; Options &gt; Advanced &gt; Network &gt; Cached Web Content: "Clear Now"
</li></ul>
<p>"Remove Cookies" from sites causing problems:
</p>
<ul><li>Tools &gt; Options &gt; Privacy &gt; Cookies: "Show Cookies"
</li></ul>
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<p>Start Firefox in <u><a href="/en-US/kb/diagnose-firefox-issues-using-troubleshoot-mode" rel="nofollow">Safe Mode</a></u> to check if one of the extensions (Firefox/Tools &gt; Add-ons &gt; Extensions) or if hardware acceleration is causing the problem (switch to the DEFAULT theme: Firefox/Tools &gt; Add-ons &gt; Appearance).
</p>
<ul><li>Do NOT click the Reset button on the Safe mode start window or otherwise make changes.
</li></ul>
<ul><li><a href="https://support.mozilla.org/kb/Safe+Mode" rel="nofollow">https://support.mozilla.org/kb/Safe+Mode</a>
</li><li><a href="https://support.mozilla.org/kb/Troubleshooting+extensions+and+themes" rel="nofollow">https://support.mozilla.org/kb/Troubleshooting+extensions+and+themes</a>
</li></ul>
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<p>See also:
</p>
<ul><li><a href="http://kb.mozillazine.org/Error_loading_websites" rel="nofollow">http://kb.mozillazine.org/Error_loading_websites</a>
</li></ul>
<p>You can try to reset (power off/on) the router.
</p>The Reset Firefox feature can fix many issues by restoring Firefox to its factory default state whil2013-02-14T03:18:58-08:00user633449https://support.mozilla.org/en-US/questions/950401#answer-407818<p>The Reset Firefox feature can fix many issues by restoring Firefox to its factory default state while saving your essential information.
Note: <em>This will cause you to lose any Extensions, Open websites, and some Preferences.</em>
</p><p>To Reset Firefox do the following:
</p>
<ol><li>Go to Firefox &gt; Help &gt; Troubleshooting Information.
</li><li>Click the "Reset Firefox" button.
</li><li>Firefox will close and reset. After Firefox is done, it will show a window with the information that is imported. Click Finish.
</li><li>Firefox will open with all factory defaults applied.
</li></ol>
<p><br>
Further information can be found in the <a href="/en-US/kb/refresh-firefox-reset-add-ons-and-settings" rel="nofollow">Refresh Firefox - reset add-ons and settings</a> article.
</p><p>Did this fix your problems? Please report back to us!
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