Struggling with Windows Defender not turning on in Windows 11? Discover proven, step-by-step fixes to restore your security.

IT之家 12 月 16 日消息，科技媒体 BornCity 昨日（12 月 15 日）发布博文，报道称微软于 2025 年 12 月 9 日发布的累积更新 KB5072033 被曝存在 BUG，导致 Windows 11（24H2/25H2）及 Windows Server 2025 系统 Defender 状态查询失效。 大量系统管理员发现，在安装补丁后，用于检查 ...

In this post, we will learn what is Passive Mode and how to enable Defender for Endpoint in Passive mode (EDR in Block Mode) ...

Start by refreshing the services related to Microsoft Defender and Microsoft Security. Refreshing a service in Windows restarts the specific software. Here’s how: To fix the Windows cannot find Make ...

Toggle the Real-time protection switch off. You may receive a User Account Control (UAC) prompt asking if you want to allow the change to occur. Select Yes. When you're ready to turn system protection ...