Firefox's default is to automatically check for updates once every 24 hours. *Turn off automatic updates, if you wish (Options > Advanced > Update) and check manually when you wish (Help > About Firefox > Check for Updates) *Allow permission in McAfee for the daily check to occur without notifying you (contact McAfree for instructions) *Change the frequency of the automatic update checking **type '''about:config''' in the URL/Location/Address bar and press the enter key **if you see a warning, accept it (promise to be careful) **Filter = app.update.interval **the default value is 86400 (that is one day in seconds, 24x60x60) **right-click the preference name in the lower panel, choose "Modify", enter your new value, click OK, close the about:config tab **The change may take effect immediately or you may need to restart Firefox for the change to take effect, I am not sure which. <br /> -------------------------- <br /> '''You need to update the following.''' The Plugin version(s) shown below was/were submitted with your question and is/are out of date. You should update to avoid known security issues with the version(s) you have installed. Click on "More system info..." to the right of your question to see what was included with your question. *Next Generation Java Plug-in 1.6.0_21 for Mozilla browsers #'''''Check your plugin versions''''' on either of the following links': #*http://www.mozilla.com/en-US/plugincheck/ #*https://www-trunk.stage.mozilla.com/en-US/plugincheck/ #*'''Note: plugin check page does not have information on all plugin versions''' #*There are plugin specific testing links available from this page: #**http://kb.mozillazine.org/Testing_plugins #'''Update the [[Java]] plugin''' to the latest version. #*Download site: http://www.oracle.com/technetwork/java/javase/downloads/index.html (Java Platform: Download JRE) #**'''''Be sure to <u>un-check the Yahoo Toolbar</u> option during the install if you do not want it installed. #*Also see "Manual Update" in this article to update from the Java Control Panel in Windows Control Panel: http://support.mozilla.com/en-US/kb/Using+the+Java+plugin+with+Firefox#Updates #* Removing old versions (if needed): http://www.java.com/en/download/faq/remove_olderversions.xml #* Remove multiple Java Console extensions (if needed): http://kb.mozillazine.org/Firefox_:_FAQs_:_Install_Java#Multiple_Java_Console_extensions #*Java Test: http://www.java.com/en/download/help/testvm.xml