An eSIM lets you connect to the Internet over a cellular data connection. With an eSIM, you don't need to get a SIM card from your mobile operator, and you can quickly switch between mobile operators and data plans.

注意: 某些相机将不会显示在“相机设置”页中。其中包括用于 Windows Hello 人脸身份验证的红外线 (IR) 摄像头、使用 DirectShow 技术（如 DSLR 或运动相机制造商提供的便于将其设备用作网络摄像头的许多应用）的相机，以及不由 Windows 管理的专有相机，例如工业相机和许多网络摄像头。

打开屏幕键盘. 转到 “开始” ，然后选择 “设置 > 辅助功能 > 键盘”，然后打开 “屏幕键盘”切换。 此时屏幕上会出现一个键盘，可用于在屏幕上移动和输入文本。 除非你关闭屏幕键盘，否则它将一直显示在屏幕上。

Learn how to use voice access for accessibility. This page includes accessibility help articles for people who use Windows voice access to control their PC and author text using their voice.

Windows 8.1 Update and Windows RT 8.1 Update (also known as KB 2919355) include improvements that make your favorite apps and settings easier to find and use, provide more familiar mouse and keyboard options, and update security and performance.Here’s what you need to know about installing this important update. Check to see if it’s already installed

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

在快速設定中： 若要尋找藍牙的快速設定，請選取工作列右側的時間和日期旁 的 [網路]、[音效] 或 [電池] 圖示。 選取[藍牙] 將其開啟。如果在未連接任何藍牙裝置的情況下開啟此功能，它可能會顯示為[未連線] 。 如果您在快速設定中沒有看到藍牙 ，您可能需要新增它。

If you receive the message “Your account is currently unavailable" when you try to access your OneDrive, your account might have been temporarily blocked due to unusually large traffic volume, suspicious activity, or a violation of the Microsoft Services Agreement or code of conduct.

Create a team from scratch: Choose Teams on the left side of the app, then select Create and join teams and channels at the top of your teams list.

Get help with Outlook for Windows, the Outlook app, Outlook.com, and more. Find training videos, how-to articles, and Outlook support content