F-Secure Internet Security for Windows is compatible with Windows XP, 8, Vista, Windows Vista, Windows Vista, Windows Vista, Windows Vista, Windows Vista, Windows Vista, Windows Vista, and Windows Vista. 7, 8.1 and Windows. F-Secure Internet Security 2016 for Mac is compatible with the Mac OSX operating system. It disappears as soon as you click on something else on the screen. Windows Latest Software there. To switch between the main parts of F-Secure, you must either continuously access the device F-Secure icon or system tray. That way, it has an easy four-step way to provide for the investigation, infection cleanup, spyware remover, random programming verification, and packing compliance. At the same time, you look at Total Product Test Results cumulatively from January 2012 to November 2012 that F-Secure 2012 ranked third party only for Bitdefender and Gdata, which blocks 99.3 percent of threats, with additional 0.2 percent protection through customization of settings.