升级到 Windows 10 专业版. Windows 10. Windows 10 专业版提供更多高级安全和业务网络功能，包括：. BitLocker 驱动器加密. 远程桌面. 能够加入域或 Azure Active Directory. 如果运行的是 Windows 10 家庭版，请选择 获取 Windows 10 Pro升级设备。. 获取 Windows 10 Pro. 订阅 RSS 源.

Learn how to access and manage your Windows sign in options. Use a password, Windows Hello, or a security key to unlock your device.

Open the Camera in Windows. To open up your webcam or camera, select the Start button, then select All apps, and then select Camera in the list of apps. If you have multiple cameras, you can switch between them by selecting Change Camera at the top right once the Camera app is opened. Open Camera.

Get the steps for creating a local user or administrator account in Windows 10 and Windows 11.

Summary. Windows 10, versions 2004, 20H2, 21H1, 21H2, and 22H2 share a common core operating system with an identical set of system files. Therefore, the new features in Windows 10, version 22H2 are included in the latest monthly quality update for Windows 10, version 2004, 20H2, 21H1, and 21H2 but are in an inactive and dormant state.

更改屏幕亮度（Windows. 选择 任务栏 右侧"网络"图标，然后移动"亮度 "滑块以 调整亮度。. （如果未显示滑块，请参阅下方的“备注”部分。. 某些电脑可能允许 Windows 根据当前照明条件自动调整屏幕亮度。. 若要了解你的电脑是否支持此功能，请选择"设置>"> 显示 ...

Prova de här lösningarna om du inte kan logga in på ditt Outlook.com-, Hotmail-, Live- eller MSN-e-postkonto, eller om du inte vet hur du loggar in eller loggar ut.

In the upper left corner of the window, select the app launcher > All apps > SharePoint Tip: If you don't see the SharePoint app under All apps, use the Search box near the top of the window to search for SharePoint.

Microsoft 365 Access のデスクトップ バージョンがなく、Access 2010 以降で実行するためにビルドされたアプリケーションを使用する必要がある場合は、Microsoft 365 Access アプリケーションを実行できる Microsoft 365 Access ランタイムをダウンロードします。

本文介绍如何通过格式设置将数字四舍五入到所需的小数位数，以及如何在公式中使用 ROUND 函数四舍五入到最接近的主要单位，如千位、百位、十位或个位。 另外还介绍 ROUNDUP 和 ROUNDDOWN 函数。