Jun 1, 2025 · Antivirus software helps keep your computer safe, but only if you keep its virus definitions up-to-date. Use the steps on this page to make sure the antivirus program has the newest …

Download the latest security intelligence updates for Microsoft Defender Antivirus, Microsoft Security Essentials (MSE), System Center Endpoint Protection (SCEP) and other antimalware.

I've used Avast Free Antivirus on my computers, tablets, and smart phones for many years. It updates frequently and automatically. It automatically scans and protects me from malicious web sites. It …

Aug 11, 2025 · Keeping your antivirus software up to date is essential for protecting your device against new malware, viruses, and cyber threats. In this guide, we’ll walk you through how to update your …

Updating antivirus software ensures it can recognise and defend against the latest threats, keeping your device safe. This article will explain why updates are crucial, the different types of antivirus updates, …

Oct 9, 2025 · If you are wondering how to update your antivirus in a Windows 10 PC or laptop, the simplest way is by running Windows Update. In addition, Windows updates can also protect your …

Software updates are critical to keeping your systems secure, and we’ll dive into how to find, download, and install updates.

Sep 28, 2025 · To make Windows Defender Antivirus work, you need to make sure you have enabled it on your device. You can also manually trigger an update to download and apply the latest security …

Jan 23, 2025 · Updating your antivirus software can be a straightforward process, but the exact steps may differ slightly depending on the product you are using. Below, we will provide detailed …

Dec 18, 2024 · Regular updates to antivirus software include the latest virus definitions, security patches, and bug fixes, which help protect your system from new and evolving threats. In this guide, …