Microsoft Defender: Antivirus
Microsoft Defender: Antivirus App Info
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App Name
Microsoft Defender: Antivirus
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Price
Free
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Developer
Microsoft Corporation
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Category
Tools -
Updated
2025-11-06
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Version
1.1.70290103
Frequently Asked Questions
How do I install and set up Microsoft Defender: Antivirus on my device?
Download from the Microsoft Store or your app store, then open the app and follow the on-screen instructions to complete setup.
Is Microsoft Defender: Antivirus free with Microsoft 365 subscription?
Yes, Microsoft Defender is included with Microsoft 365 Personal or Family subscriptions; check your account for access.
How do I perform a virus scan using the app?
Open Microsoft Defender, navigate to 'Scan' from the dashboard, and choose a quick or full scan to detect threats.
Can Microsoft Defender protect multiple devices for my family?
Yes, the app offers multidevice alerts and management via the centralized dashboard, ideal for family protection.
What features does Microsoft Defender offer for online threat protection?
It scans links, blocks malicious websites, and provides real-time alerts on threats detected during browsing or messaging.
How does Microsoft Defender monitor my personal information and identity?
It continuously tracks your online presence and credit status, alerting you to suspicious activities and offering identity restoration support.
What do I do if the app detects a malicious threat or app?
The app will notify you and recommend immediate removal; simply follow the prompt to eliminate the threat.
How do I cancel or modify my Microsoft Defender subscription?
Go to Settings > Account > Subscriptions in your Microsoft account to manage, cancel, or upgrade your plan.
Are there any system requirements or device limitations for Microsoft Defender?
It supports Windows, macOS, Android, and iOS devices; ensure your OS is updated to the latest version for optimal performance.
What should I do if Microsoft Defender isn't scanning or working properly?
Restart your device and update the app. If issues persist, reinstall the app via the app store or contact support.
