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This extension is available for Firefox, Chrome, Edge, Chromium, Opera, Safari, etc.
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UBlock Origin is a free, open-source, and cross-platform browser extension for ad-blocking, popup-blocking, content-filtering. You can get this free extension from Firefox add-ons page. It will pop up a request window to allow you to accept, reject, or open the popup on a background page. You can also use this web extension for Firefox to prevent websites from opening popups. This free pop-up blocker extension supports desktop and Android. This web extension can allow or block all popups, block/allow all but whitelist, etc. Popup Blocker Ultimate is designed to help identify and block all kinds of pop-ups in your Firefox browser. You can find and install them from Firefox Browser Add-ons store, and use them to control the popups in Firefox browser. Below we introduce 5 Firefox popup blocker extensions for your reference. There are some popular third-party free popup blocker extensions for Firefox.
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To control pop-ups on Firefox, you can utilize the best pop up blocker for Firefox.
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