Those that don’t open up the potential for viruses or other bugs that could severely damage their computer. Google revealed that Mac users will have to be running OS X 10.9 (Mavericks) or more recent versions to receive updates to Chrome, and have therefore encouraged legacy Mac users to upgrade their OS. While Chrome will still function on these platforms, it will no longer receive updates and security patches. They are also phasing out support for Windows XP and Windows Vista. This month, Google is phasing out support for its Chrome browser on OS X 10.6 (Snow Leopard), 10.7 (Lion), and 10.8 (Mountain Lion).