

Make sure the Block pop-up windows checkbox is checked.Select the Privacy & Security panel and go to the Permissions section.Click the menu button and select Settings. Click the menu button and select Options Preferences. In the Menu bar at the top of the screen, click Firefox and select Preferences. Is the pop-up blocker on and enabled for this site? For help, see Troubleshoot Firefox issues caused by malware.


When you click either the Options Preferences button in the info bar or the icon in the address bar, a menu is displayed with the following choices: When blocking a pop-up, Firefox displays an information bar (if it hasn’t been previously dismissed – see below), as well as an icon in the address bar. Pop-up blocking is turned on by default, so you don't have to worry about enabling it to prevent pop-ups from appearing in Firefox. Some pop-ups open on top of the current Firefox window, while others appear underneath Firefox (pop-unders).įirefox allows you to control both pop-ups and pop-unders in Firefox Options Preferences Settings They vary in size but usually don't cover the whole screen. Pop-up windows, or pop-ups, are windows that appear automatically without your permission. 3.3 Is the pop-up shown after a mouse click or a key press?.3.2 Is the pop-up blocker on and enabled for this site?.
