You cannot remove the Default, Light or Dark themes that come with Firefox but you can remove themes you've added to Firefox. To remove an added theme: Click the menu button , click Add-ons and select Themes. Click the ellipsis (3-dot) icon that displ

In Firefox, you can block all third-party cookies or just those set by trackers. Be aware that blocking all cookies can break some sites. Send a Do Not Track signal. If you don’t want your online behavior used for ads, you can send websites a polite “

How to Remove Ads from Mozilla Firefox Using Adblock Plus. Are you tired of ads blaring at you with hands waving, blinking images and annoying, disruptive sounds? You're not alone. Many internet users find web ads annoying and intrusive....