Download MSE Free AntiVirus Offline for Windows PCDownload MSE AntiVirus

Download MSE Free AntiVirus Update Latest Version

Microsoft Security Essentials or MSE is an antivirus that provides PC protection against various types of malicious software such as viruses, spyware, rootkits and Trojan horses. Built by the virus definitions and scan virus similar to other Microsoft antivirus product, MSE provides real-time protection, continue to monitor activity on the computer and scan new files when downloaded or created on and off automatically detected threats.


File Description: MSE Install Package
Type: Application
License: Free
Latest Version: Auto Update
File Size: 11.6 MB (32-bit), 14.3 MB (64-bit)
Operating System: Windows Vista / 7, 32 / 64-bit
Language: Neutral

Download MSE Free AntiVirus Offline for Windows PC

Image: MSE Free AntiVirus

Free Download MSE Offline Installer for PC
Microsoft Security Essentials Latest Version available for PC/Laptop or Windows Vista/7 Support 32/64-bit.
MSE 32-bit
Download MSE 32-bit!
MSE 64-bit
Download MSE 64-bit!

Important! You must also download MSE virus and spyware definition update to fully activated.
MSE Virus and Spyware Definitions Update Free Download

Installation Instruction:

  1. Download MSE Offline Installer 32-bit / 64-bit.
  2. Download MSE virus and spyware definition update Offline Installer 32-bit / 64-bit.
  3. Uninstall any previous Antivirus. Do not try to run more than 1 antivirus at the same time or it may conflict.
  4. Install MSE as usually you install a software, follow step by step as appear in the screen, and you may want to customize the options and i think you should.
  5. After MSE installed, then it will appear with RED color, which mean the software missing the virus and spyware definition.
  6. Install MSE virus and spyware definition update, and just wait for a few moments. It will be installed automatically without you noticed, because it runs in the background. MSE will soon activated with GREEN color. If the color is Yellow, it means there may be a newer virus and spyware definition, just follow the screen to update online automatically.

Note: You may want to check the system settings, such as windows update, because this installation will automatically turn on the windows update and you may want to change that to manual update. Start » Control Panel » System and Security » Windows Update » change settings.


Real-time protection: Real-time protection means addressing potential threats before they become a problem. Warning alerted when there are spyware, viruses, or other malicious software tries to run or install on PC. Suspicious files and programs prevented from opening.

The system scan: Microsoft Security Essentials offers complete system scanning capabilities with a choice of scheduled and on demand scanning to provide additional confidence level. Scheduled scanning is enabled by default and is configured to run every week while the system may not function or may be disabled according to taste. There are three scanning options: Quick Scan, Full scan, Custom scan.

Cleaning system: When Microsoft Security Essentials determine possible threats on the PC, alerts notify about the threat. Threats are categorized as Severe, High, Medium, or Low, and can choose whether to ignore, quarantine or remove items from the system.

Windows Firewall integration: Having an active firewall is part of securing your PC. During setup, Microsoft Security Essentials scans the PC to determine if a firewall is active on the PC. If no firewall protection, users will be given the option to turn on Windows Firewall.

Dynamic signature service: Protection must be up-to-date in order to be effective. Dynamic signature is a way to check whether a suspicious program is bad or not.

Rootkit protection: Rootkit is a type of malware that is very difficult to be protected, and Microsoft Security Essentials includes a number of new and better technologies to address rootkits and other aggressive threats.

Protection against a real threat, not good software: MSE helps block bad software. Center keeps a list of sites and the most popular downloads on the Internet and use it to test antimalware definitions and updates before they come to the PC. This helps ensure that the protection offered really make PC remains safe, and is not blocked.

Best Windows Free Antivirus

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