Protection for your PC

Windows Defender is built into the latest versions of Windows and helps guard your PC against viruses and other malware.

For a PC running an older version of Windows 7, you can download Microsoft Security Essentials for the low, low price of free.      


What's included

   
 Microsoft Security Essentials
Windows 7
Windows Defender
Windows 8,Windows RT, Windows 8.1, Windows RT 8.1, Windows 10

Real-time protection against spyware, viruses, rootkits, and other malicious software

X

Online system scanning and cleaning

X 

 X 

Dynamic signature service  

 X

 X

Offline system scanning and cleaning

 X

 X

Enhanced protection against rootkits and bootkits 

 X


Windows Defender for Windows 8, Windows RT, Windows 8.1, Windows RT 8.1, and Windows 10 provides built-in protection against malware. You can't use Microsoft Security Essentials, but you don't need to—Windows Defender is already included and ready to go.

If you’re looking to protect a PC with an older version of running Windows 7, you can use Microsoft Security Essentials to provide comprehensive malware protection that will help guard against viruses, spyware, and other malicious software. It provides free* real-time protection for your home or small business PCs.

Microsoft Security Essentials is available in many locales and languages. If it is not available in your preferred language, you can install it in any of the other languages listed here, and it will still work to help protect your PC. 

To download Microsoft Security Essentials 
  1. Choose your preferred locale or language from the list thatfollows.
  2. Choose your operating system to begin the download process.

    If you need help finding which version of Windows you're running, see
    Is my PC running the 32-bit or 64-bit version of Windows?

System requirements 

Note
As of April 8, 2014, technical support for Windows XP and Windows XP Mode are no longer available, including updates that help protect your PC. Learn more about Windows XP end of support

   
 LANGUAGE NATIVE NAMEWINDOWS VERSION 
 Bulgarian  Български  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Chinese (Simplified)  中文 简体  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Chinese (Traditional)  中文 繁體  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Croatian hrvatski  Windows Vista/Windows 7 32-bit  
 Windows Vista/Windows 7 64-bit
 Czech  čeština  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Danish  dansk  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Dutch  Nederlands  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 English  English Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Estonian eesti  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Finnish  suomi  Windows Vista/Windows 7 32-bit  
 Windows Vista/Windows 7 64-bit
 French français  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 German Deutsch  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Greek  Ελληνικά  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Hungarian  magyar‫ Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Italian  italiano‫ Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Japanese  日本語‫  Windows Vista/Windows 7 32-bit
  Windows Vista/Windows 7 64-bit
 Korean 한국어‫  Windows Vista/Windows 7 32-bit
  Windows Vista/Windows 7 64-bit
 Latvian  latviešu  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Lithuanian  lietuvių  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Norwegian (Bokmål)  norsk (bokmål)  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Polish Polski  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Portuguese (Brazil)  Português (Brasil)  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Portuguese (Portugal) Portuguese (Portugal) Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Romanian  română  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Russian Русский Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Serbian (Latin)  srpski Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Slovak  slovenčina  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Spanish  Español  Windows Vista/Windows 7 32-bit  
 Windows Vista/Windows 7 64-bit
 Swedish  svenska Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Thai  ไทย  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Turkish Türkçe  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Ukrainian  Українська  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit
 Vietnamese  Tiếng Việt  Windows Vista/Windows 7 32-bit
 Windows Vista/Windows 7 64-bit

Note: Windows Defender is also available in Windows 7. However, in Windows 7, Defender only provides protection against spyware. In the Windows 8, Windows RT, Windows 8.1, Windows RT 8.1, and Windows 10, Windows Defender provides full malware protection for your PC. Malware consists of viruses, spyware, and other potentially unwanted software.

गुण

आलेख ID: 14210 - पिछली समीक्षा: 09/09/2016 - संशोधन: 34

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