Learn how to turn on Control flow guard so you can install and run Windows Subsystem for Android.

Frequently asked questions (FAQs) about Smart App Control, a Windows feature designed to block malicious, untrusted, or potentially unwanted apps from running on your device.

Download Microsoft Authenticator Microsoft Authenticator is a mobile app that helps you sign in to all your accounts without using a password.

Use the Information Protection viewer to view protected files in Windows, Android, iOS, or Edge.

Learn how to identify and open encrypted and protected emails no matter what email client you're using.

The virus and threat protection page of the Windows Security app is designed to help you safeguard your device against various threats such as viruses, malware, and ransomware. The page provides access to several features and settings to ensure comprehensive protection, and it's divided in the following sections: Current threats: This section displays any threats currently found on your device ...

A file in SharePoint, OneDrive, or Teams is blocked. What do you do? Read this article to learn why this is happening and steps you can take.

我以前使用过手机连接 ，现在我的设备未连接或无法重新连接 如果像以前一样在重新连接设备时遇到问题，请执行以下步骤来解决此问题： 在 Android 设备上： 确保应用已更新到最新版本。 在移动设备上打开 连接至 Windows 。 在“关联帐户”下单击Microsoft 帐户名称。 转到 “帐户设置” > 注销和 ...

摘要 如果无法在 Windows 11 中安装、卸载或更新桌面应用，则内置恢复选项和故障排除步骤可帮助解决常见问题，例如安装不完整或应用数据损坏。

为什么我会收到这条消息？ 许多运行 Windows 的设备都有受信任的平台模块 (TPM) 芯片集。 某些 TPM 芯片集存在安全漏洞，可能会影响操作系统安全性，这意味着 Windows 操作系统面临更大的风险。 你收到此消息是因为Microsoft已发布安全更新来解决需要下载和安装的漏洞。 此外，设备制造商发布了固件 ...