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Microsoft Security Essentials works well with almost every PC that is running on Windows XP, Windows Vista, and Windows 7.
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This security program regularly updates the database and is scheduled to run scans on a timely basis. It can quarantine or delete detected threats automatically if you configured it to do so. Microsoft Security Essentials can also perform default actions as specified in its settings. The tool will prompt user to take specific actions for identified threats. Users will only get alerts if malware is identified. When Microsoft Security Essentials is installed on the computer, it runs silently in the background. It was built in the same as powerful security programs like MS Forefront, Windows Defender, and Malicious Software Removal Tool. Microsoft Security Essentials is a free tool that was made to individuals as well as small businesses.
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