Windows Hello. Windows Hello 可讓您使用您的臉部、虹膜、指紋或 PIN，登入您的裝置、應用程式、線上服務和網路。 即使您的 Windows 裝置可以使用 Windows Hello 生物識別技術，您也能選擇不使用。

プログラムのインストールとアンインストールのトラブルシューティング ツールを使用すると、プログラムのインストールまたは削除がブロックされたときに、問題を自動的に修復できます。

新的 msn 网站可为您提供最好的在线信息，并且是独一无二的，您可以在一天内使用不同的设备。 你可以保持连接，获得最佳服务，以便完成日常任务，并且还可以根据自己的兴趣自定义和组织主页。

Establishing internet boundaries is an important way to protect yourself and your family from inappropriate web content. Microsoft Family Safety web and search filters work across any Windows, Xbox and mobile device that has the Microsoft Edge browser and Family Safety apps installed.

To increase security and performance, Windows 11 in S mode only runs apps from the Microsoft Store. If you want to install an app that isn't available in the Microsoft Store, or if you have Windows 10 Pro, Enterprise, or Education and want to upgrade to Windows 11, you'll need to permanently switch out of S mode.

在Windows Defender防火墙中打开端口时，允许流量进入或传出设备，就像在防火墙中钻了一个洞一样。 这会降低设备安全性，并可能为黑客或恶意软件创造机会，使其能够利用其中一个缺口访问您的文件，或使用设备将恶意软件传播到其他设备。

提示: 如果未将 Visio 列为“ 应用 & 设备”下的安装选项，则可能意味着你没有许可证。检查分配的许可证，如果你没有在指定的订阅项下看到 Visio 计划 2，请与你的管理员联系以获取帮助。如果你是 Microsoft 365 管理员，请了解如何为用户分配许可证。

Why accounts are locked and disabled. Microsoft accounts are usually locked if the account holder has violated our Microsoft Services Agreement.Here are some common reasons why accounts are locked, though not all account locks occur for these reasons:

Battery saver is turned off.To find out if battery saver is turned on or off, select Start , then search for settings.Select Settings > System > Power & battery.If you want the best HDR video experience even when battery saver is turned on, select Battery saver, then turn off Lower screen brightness when using battery saver.For the best HDR video experience, Windows needs to be able to set ...

We believe that Microsoft Teams (free) is a place where minors can interact safely to build on friendships and meaningful community. We also know that keeping online experiences safe and positive involves more than building in permission settings and controls.