疑難排解 Microsoft Security Essentials 的更新問題

使用 Microsoft Sentinel、適用於雲端的 Microsoft Defender 和 Microsoft 365 Defender 調查、搜尋及降低威脅。 瞭解如何針對 Microsoft Defender 防病毒軟體安全性情報未更新進行疑難排解。

針對 Microsoft Security Essentials 更新病毒和間諜軟體定義的問題進行疑難排解。

解决更新 Microsoft Security Essentials 的病毒和间谍软件定义的问题。

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One important thing is to download the correct definitions for your system’s architecture: 32-bit or 64-bit. Once you grab the setup file you need, just double click on it and follow the on-screen...

Download Microsoft Security Essentials Update - Provides real-time protection for your home PC that guards against viruses, spyware, and other malicious software.