

When the product was released, it received generally praise for its user interface, low resource usage, and freeware license. To protect data, it also creates System Restore checkpoints before removing the detected malware. Based on these virus definitions, it provides real-time protection, constantly monitoring activities on the computer, and scanning new files as they are created or downloaded from the Internet. It automatically checks and downloads the latest virus definitions from Microsoft Update which is updated three times a day. Microsoft Security Essentials (MSE) is an antivirus software product that protects against different types of malicious software, such as computer viruses, spyware, rootkits, and trojan horses. Introduction to Microsoft Security Essentials


You might not be able to pause the active downloads or resume downloads that have failed.Files larger than 1 GB may take much longer to download and might not download correctly.(You would have the opportunity to download individual files on the "Thank you for downloading" page after completing your download.) In this case, you will have to download the files individually. You may not be able to download multiple files at the same time.If you do not have a download manager installed, and still want to download the file(s) you've chosen, please note: Stand-alone download managers also are available, including the Microsoft Download Manager. Many web browsers, such as Internet Explorer 9, include a download manager. Generally, a download manager enables downloading of large files or multiples files in one session.
