Recently, Microsoft released a Windows update on the down low that mainly fixes a major problem in Microsoft Defender Antivirus. This was first spotted and reported by Neowin. Get Windows 11 Pro for cheap Windows 11 ProPrice When Reviewed: 199.99 Best Prices Today: $59 at PCWorld Store – Win 11 Pro Upgrade Only | $79.99 at PCWorld Software Store The update, called Security Intelligence Update version 1.413.494.0, addresses a problem where Windows systems become vulnerable for a short time after installation. Related: You should change these settings in Windows Security A big security hole in M…