'3-bar' menu button (or Tools menu) > Add-ons.You can view, disable, and often configure or remove extensions on the Add-ons page. Some of these provide toolbar buttons to manage blocked content in a page. (2) Content blocking extensions such as Adblock Plus, Blur, Disconnect, Ghostery, NoScript, Privacy Badger, uBlock Origin or uMatrix. (1) Built-in Tracking Protection feature (especially in private windows).ĭo you see a shield icon toward the left end of the toolbar when this problem hits? More info on how to use the shield to manage blocking: What happened to Tracking Protection?. But that's not the only possible explanation. Any time content is blocked, sites may accuse you of using an ad blocker.