Firefox can automatically update itself, so make sure you've enabled it to protect your browsing. You can also manually update within the browser. LaptopMag is supported by its audience. When you purchase through links on our site, we may e. Mozilla on Monday patched Firefox and Firefox to quash six security vulnerabilities, including a pair unveiled last week at Black Hat, and a third Mozilla itself revealed last month. By Gregg Keizer Senior Reporter, Computerworld |. By Katherine Noyes PCWorld | Today's Best Tech Deals Picked by PCWorld's Editors Top Deals On Great Products Picked by Techconnect's Editors Mozilla's Firefox 9 browser promises a raft of new features and speeds as much as 30 percent faster.