打开或关闭 Windows 安全中心 - Microsoft 支持
如果你想要使用 Windows 安全中心，可卸载其他所有防病毒程序，Windows 安全中心即自动打开。. 系统可能会要求重启设备。. 注意 ：在以前版本的 Windows 10 中，Windows 安全中心称为 Windows Defender 安全中心。. 打开 Windows 安全中心设置. 订阅 RSS 源. Windows 安全中心已预 ...
Error opening Help in Windows-based programs: "Feature not included" or ...
The Help for this program was created in Windows Help format, which depends on a feature that isn’t included in this version of Windows. However, you can download a program that will allow you to view Help created in the Windows Help format.