However, by following the subsequent steps, you should still be able to successfully remove Microsoft Security Essentials from a Windows 10 computer. Press the Windows Logo key + R. Type ‘taskmgr’ into the Run dialog and click OK. Locate and right-click on the Windows Defender Service ( WinDefend) in the Services tab and click on Stop. Innovative identity protection. Windows 11 PCs protect your identity by using advanced security methods for logging into your device. There are over 920 password attacks every second. That’s why we’ve innovated solutions that redefine login credentials. Windows 11 validates your credentials using either a device-specific PIN code Size. Download. Security Intelligence Update for Microsoft Security Essentials - KB2310138 (Version 1.401.1053.0) - Current Channel (Broad) MS Security Essentials. Definition Updates. 11/23/2023. n/a. 2171.8 MB. 2277281128. CarnegieMellons • 11 yr. ago. Yes, Microsoft Security Essentials is as sufficient if not more so than most anti-virus programs on the market currently. Keep in mind it is a home user based anti virus. If you're looking for the MEGASUPERAWESOMEINCREDIBLE type anti virus, expect to pay a hefty fee for enterprise level protection. Security Essentials Update Failed (KB2310138 -- Definition 1.97.905.0) All the updates prior and several since have installed with no problems. When I view my update history there is a "Failed" status reported for only 1.97.905.0. Checking Windows updates shows no updates are available. We recommend you move to a Windows 11 PC to continue to receive security updates from Microsoft. Microsoft Security Essentials reached end of service on January 14, 2020 and is no longer available as a download. Microsoft will continue to release signature updates (including engine) to service systems currently running Microsoft Security Follow Microsoft. Protect your data, apps, and infrastructure against rapidly evolving cyberthreats with cloud security services from Microsoft Security. Step 3: Save or run the Network Inspection System definitions for Microsoft Security Essentials After you download the latest definition updates, click Run to install the definition immediately, or click Save to save it to your computer. If you click Save, remember the name of the folder where you save the file. Step 4: Install the definition 9txwu3.