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- To protect your PC against viruses and other malware, you can1:
- Install an anti-malware app and keep it up to date. Microsoft Defender is free anti-malware software included with Windows, and it's kept updated automatically through Windows Update.
- Use Windows Security, a powerful scanning tool that finds and removes malware from your PC. You can access it by opening your Windows Security settings and selecting Virus & threat protection > Scan options234.
- Run Microsoft Defender Offline if you think your device has been infected with malware that other scanners missed3.
- Be aware of scams like “Virus Alert from Microsoft” that are developed by hackers to break into your computer5.
Learn more:✕This summary was generated using AI based on multiple online sources. To view the original source information, use the "Learn more" links.Use an anti-malware app - Installing an anti-malware app and keeping it up to date can help defend your PC against viruses and other malware (malicious software). Microsoft Defender is free anti-malware software included with Windows, and it's kept updated automatically through Windows Update.support.microsoft.com/en-us/windows/protect-my-p…Windows Security is a powerful scanning tool that finds and removes malware from your PC. Here's how to use it in Windows 10 to scan your PC. Important: Before you use Windows Defender Offline, make sure to save any open files and close apps and programs. Open your Windows Security settings. Select Virus & threat protection > Scan options.support.microsoft.com/en-us/office/remove-malwar…How to remove malware or viruses from my Windows 10 PC Windows 10 Microsoft Defender Antivirus and Windows Firewall are on your device to help protect it from viruses and other malicious software. But if you think they've missed something run Microsoft Defender Offline which can sometimes detect malware that others scanners missed.support.microsoft.com/en-us/windows/how-to-remo…From the Microsoft Defender dashboard Select Device details Select Manage in Windows Security Select Quick scansupport.microsoft.com/en-us/topic/how-to-start-a-s…“Virus Alert from Microsoft” is a scam developed by hackers to break into your computer. So, if you see a pop-up window in your web browser that says “Virus Alert from Microsoft”, it means you’re on a website that hosts dangerous pop-ups, or you have malware infecting your computer.www.safetydetectives.com/blog/how-to-remove-th… Microsoft Defender ウイルス対策のフル スキャンに関 …
Microsoft Defender Antivirus security intelligence and product ...
Microsoft 365 でのマルウェア保護 - Microsoft Service Assurance
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Microsoft Defender for Endpoint - Microsoft Defender for Endpoint
Malware protection in Microsoft 365 - Microsoft Service ...
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Windows Server 上の Microsoft Defender ウイルス対策
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