Scroll down to the “Cookies And Site Data” section. Here, select “Privacy & Security” from the left-hand pane.Īlternatively, to jump straight to the Privacy & Security tab of the Firefox preferences without going through the previous steps, enter about:preferences#privacy in the Firefox address bar. The Firefox preferences settings will appear in a new tab. To clear cache and cookies in Firefox on Windows 10, Mac, and Linux, select the hamburger icon in the top-right corner of the browser to open the menu. How to Clear Firefox’s Cache and Cookies on Desktop That means that any passwords you’ve entered on a website will need to be reentered, and the load time of previously visited sites will increase because it needs to download every packet of data from the webpage again.Įven still, a fresh start is sometimes necessary, especially when troubleshooting browser issues. When you clear your cache and cookies, all of this information gets deleted. Cookies save a user’s browsing data (with their consent), and cache helps webpages load more quickly by remembering images, videos, and other parts of the webpage from the last visit instead of needing to rerender everything with each visit. When you visit a website, it will sometimes save (or remember) certain information. What Happens When Cache and Cookies Are Deleted?

Mozilla firefox clear cache and cookies