Bing found the following results
Installing Microsoft Defender - Microsoft Support
Microsoft Defender Antivirus in Windows Overview
Windows Security: System Guard, Defender Antivirus & More for Windows …
Getting started with Microsoft Defender - Microsoft Support
Microsoft Defender for Individuals | Microsoft 365
Getting started with anti-malware in Microsoft Defender
Virus & threat protection in Windows Security - Microsoft Support
Microsoft Defender for Endpoint | Microsoft Security
Microsoft Defender - Cybersecurity Solutions | Microsoft Security
Microsoft Defender for Individuals | Microsoft 365
- Some results have been removed