Forum Discussion
Win 7 to win 10 upgrade follow up？
Since then, two things were noticed. 1. Practically every day, several windows open-close for a spit second; not enough time to read anything. One window looks black, like the CMD app. 2. E...
It’s part of Windows Defender Antivirus, responsible for real-time malware scanning. It is built into Windows 10/11 for security.