More about Microsoft Security Essentials
You can install Microsoft Security Essentials v4.10.209 from SoftDeluxe. This program created by Microsoft is always available for downloading free of charge here. Versions 4.10 and 4.9 are still the most downloaded ones and can be run on Windows XP/Vista/7/8/8.1/10. Msseces.exe and mssefullinstall-x86fre-pt-br-xp.exe are the most popular setup file names of the software you may come across.