Go into about:config and set the following preferenes:
Preference: dom.popup_allowed_events
Value: blank
Preference: dom.popup_maximum;0
Value: 0
Preference: privacy.popups.firstTime
Value: false
Preference: privacy.popups.policy
Value: 3
Showing posts with label Firefox Setting. Show all posts
Showing posts with label Firefox Setting. Show all posts
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