Windows 8.1 - Wikipedia
Keeping Windows 8.1 Safe and Secure | Microsoft Press Store
How to disable or enable Windows Defender in Windows 8.1
Some Windows 7, 8.1 users reporting Security Essentials and Windows Defender problems | ZDNET
security - Does Windows Defender on Windows 8.1 provide same protection as on Windows 10? - Super User
RE: "virus scan fail" Windows Defender Windows 8.1 on laptop. unable - Microsoft Community
Windows Defender real time protection turned off by group policy Win - Microsoft Community
Windows 7 & 8.1 Defender ATP Support for Windows 10 Migrations | ITPro Today: IT News, How-Tos, Trends, Case Studies, Career Tips, More
How to enable the Windows Defender in Windows 8 and 8.1. | Sony IN
Contribuiți la protejarea PC-ului cu Microsoft Defender Offline - Asistență Microsoft
windows defender failed to update - Microsoft Community
How to Update Microsoft Windows Defender?
How to Use Windows Defender in Windows 8 & Windows 8.1 | Digital Citizen
How to turn on or off the Windows Defender in Win 8 / 10 the virus protect?
Defender for Endpoint onboarding Windows Client | Microsoft Learn
How to exclude a file/folder from Windows Defender malware scan in - Microsoft Community
How to exclude a file/folder from Windows Defender malware scan in - Microsoft Community
How to Open and Use Windows Defender in Windows 8/10/11
How to Open and Use Windows Defender in Windows 8/10/11
How to Turn On Windows Defender in Windows 8.1?
Update Virus Protection and Windows Defender in Windows 8
Unable to update Windows Defender in Windows 8.1 - Microsoft Community
How to enable the Windows Defender in Windows 8 and 8.1. | Sony IN
Windows 8.1 Windows Defender is on but in Action Center shows it's off - Microsoft Community
Download Update for Windows 8.1 (KB2939153) from Official Microsoft Download Center
How to Turn Off Windows Defender in Windows 10, Windows 8.1, Windows 7, Windows XP Permanently | Gadgets 360
