Learn how to identify, remove, and prevent unwanted software on your PC.

Learn how to use virus and threat protection options in Windows Security to scan your device for threats and view the results.

Hey XBOX Insiders! We are releasing a new XBOX Update Preview to the Omega ring today. Continue reading below to learn all about what's included with this update.

If you see error E200 when you try to use or update your XBOX console, this means there was a problem with the update. Find more solutions here.

Description of the security update for Microsoft Exchange Server Subscription Edition RTM August 11, 2026 (KB5121573)

摘要 可通过不同的方法删除应用和程序，因此，如果找不到要查找的应用和程序，可以尝试其他位置。 请注意，某些应用和程序内置于 Windows 中，无法卸载。 如果程序未正确运行，可以先尝试 修复 程序。 从“开始”菜单卸载 选择 “开始 > 所有应用 ”，并在显示的列表中搜索该应用。 长按（或 ...

本文介绍如何获取最新版本的 DirectX 以启用系统上的游戏和多媒体应用程序。

Potentially unwanted applications (PUA) are a category of software that can cause your machine to run slowly, display unexpected ads, or at worst, install other software which may be more harmful or annoying. Windows Security has reputation-based protection that can help protect your PC from potentially unwanted applications. Potentially unwanted app blocking is turned off by default for ...

Learn how to update your security processor or TPM firmware to protect your device from attacks by malicious software.

The Office Document Cache contains the files Office uses to make sure your changes are saved in the cloud. Sometimes when you use Office with other apps in the cloud, the apps fail to sync properly before you close Office and this can damage, or corrupt, your Office Document Cache.