To isolate this cause, you could restart Firefox in Safe Mode and check the system usage in the Task Manager. This post will show you how to fix Firefox problems with add-ons & plugins.

Take one of the following actions to fix the problem. Disable Antivirus and Firewall temporarily. Disable any recently installed extensions. Disable Hardware Acceleration. Run Firefox in ...

If you get Your account has been locked for security reasons in Firefox, check for any inbox, update Firefox or try our other ...

Firefox 1.5.0.3 fixes a zero-day vulnerability, which first appeared April 18 on Mozilla's Bugzilla listing. The flaw was found in Firefox 1.5.0.2, an update of the open-source browser that was ...