Microsoft Defender fault impacts scans on Windows 11

Windows 11's native antivirus experiences failures preventing quick and full scans from completing.

Por El Medio Oriente
24 de agosto de 2026
A blue shield-shaped logo with a curved design element, representing a security or protection symbol, against a blurred blue abstract background.
The Windows Defender protection logo, the native antivirus of Windows, symbolises the security features of the operating system that have been affected by the reported failures. (Hipertextual)
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Windows 11 users are facing new problems with Microsoft Defender, the native antivirus of the operating system. According to reports, the programme experiences failures when attempting to perform both quick and complete scans, which prevents these checks from completing correctly.

Microsoft Defender, also known as Windows Defender, is the protection software integrated into Windows 11. The reported problems directly affect users' ability to verify the security status of their devices.

Microsoft Defender fault impacts Windows 11 scans | El Medio Oriente