
If you're unable to access the Help menu, type about:support in your address bar to bring up the Troubleshooting Information page.A new tab containing your troubleshooting information should open. Click the menu button, click help and select Troubleshooting Information.Open the Troubleshooting Information page using one of these methods:.

See the Refresh Firefox - reset add-ons and settings article for more information. Note: When you use this feature, you will lose any extensions, toolbar customizations, and some preferences. The Refresh feature (called "Reset" in older Firefox versions) can fix many issues by restoring Firefox to its factory default state while saving your bookmarks, history, passwords, cookies, and other essential information. If the same malware keeps popping up, I'd recommend to re-install your system from scratch. If Malwarebytes kicks in every now and then, it means you didn't totally get rid of the malware. Perform a full scan with an AV along with Malwarebytes and refresh Firefox, based on the below directions.


OptimizerMonitor.dll is a malware application.
