On the File Download dialog box, you can either run the installer or save it on your machine. A page will open, and the download will begin shortly.I will be showing you both methods.ĭownloading and installing Microsoft Security Essential From its Website You can download and install Microsoft Security Essentials either from its Website or using Windows Update. Your PC must run genuine Windows to install Microsoft Security Essentials Mozilla Firefox 2.0 or later.Īn Internet connection is required for installation and to download the latest virus and spyware definitions for Microsoft Security Essentials. Operating System : Windows XP Service Pack 3 (SP3) Windows Vista (Gold, Service Pack 1, or Service Pack 2) Windows 7įor Windows XP, a PC with a CPU clock speed of 500 MHz or higher, and 256 MB RAM or higher.įor Windows Vista and Windows 7, a PC with a CPU clock speed of 1.0 GHz or higher, and 1 GB RAM or higher. The following are the system requirements for Microsoft Security Essentials: One antivirus or antispyware program at the same time, your computer may experience decreased performance, become unstable, or restart unexpectedly.

Note : Before installing Microsoft Security Essentials, make sure that you uninstall any Internet security programs from your computer. , where it will show you a list of the most known antivirus programs that are compatible with Windows 7.Īs you can see, one of these antivirus programs is Microsoft Security Essentials, which is free as well. If you clicked on Find an antivirus program online (Important), then the following website will open If you have Windows 7, and you didn't install any antivirus software on it, then theĪction Center will notify you that you need to install an Antivirus It on Windows 7 using two methods, either directly from the Microsoft Security Essentials website or using Windows Update. In this article, we'll be showing you how to download and install

It provides real-time protection against viruses, spyware and other malicious software.

Microsoft Security Essentials is a free Antivirus program. [ This article is posted at ElMajdal.Net website:

Microsoft antivirus for windows 7