

This way, these APIs can only be called when caused by a manual input, and not by pop-up/pop-under scripts. Instead, it adds an additional layer on top of browser's native APIs that are used to create pop-ups.

Popup Blocker doesn't apply the filtering rules approach to pop-up detection. Exceptions are some of the oldest browsers that do not support the API we use, the script may not be fully functional there. Works in Chrome, Firefox, Edge, Safari, IE10+ etc, basically in any browser that supports userscript managers.
#MANAGE POP UP BLOCKER IN FIREFOX WINDOWS#
Popup Blocker by AdGuard is a userscript that blocks all unwanted pop-up windows in different browsers. 5.3 Is the pop-up shown after a mouse click or a key press?.5.2 Is the pop-up blocker on and enabled for this site?.

