Set up an eye tracking device. This guide helps you to set up and calibrate your eye tracking device for use with Windows eye control. We have tested it with the Tobii Eye Tracker 4C device; your experience with other devices might vary.

Watch videos online from any computer that's connected to the internet. The video results on Bing Video come from a variety of media outlets. Find and watch videos: Search for videos by keywords or categories, and browse for popular, recently uploaded, and related videos.

Prevents Windows Update from performing driver installations and sending restart notifications; Helps achieve a more stable frame rate depending on the specific game and system

Get help and learn how to use Skype with Microsoft's official support page.

To get someone's attention in a channel conversation or a chat, @mention them. Just type @ before their name and then select them from the menu that appears.. When an @mention recipient receives a notification, selecting it takes them directly to the point in the conversation where they were mentioned.

这些步骤仅适用于 Office 专业增强版、Visio 专业版 或 Project Professional。 步骤 1：启动 Office 应用，例如 Word、Project 或 Visio，具体取决于你的购买。. 步骤 2：在“登录以设置 Office”窗口中，选择“我不想登录或创建帐户”（窗口底部的小型链接）。. 步骤 3：输入 Office 产品密钥，省略连字符。

使用本文来查明到期状态。 查看“服务和订阅”标题下的详细信息。 如果看到圆圈箭头，那么订阅设置为周期性帐单，除非关闭周期性帐单或提前将其取消。 “下一次收费”信息将显示下一次收费时间以及将收取的费用。

After your account has been activated, here’s how to stream your gameplay on the console: Press the Xbox button to open the guide and go to Capture & share.; Select Live streaming and choose a provider if there are multiple options.; Choose or change the Destination if you want to alter which service you use to adjust your streaming viewer experience.

Note: If you don't see the Additional security verification page, it's possible that your administrator has turned on the security info (preview) experience.If that's the case, you should follow the instructions in the Set up security info to use an authenticator app section. If that's not the case, you will need to contact your organization's Help Desk for assistance.

提示: 如果你最近在 Microsoft Store、零售店或在线购物，还可以查看有关你在 Microsoft 购物中获得的积分的详细信息。登录到你的 Microsoft 帐户，并查看商店&赚取历史记录。 请注意，如果你在 18 个月内未赚取或兑换任何内容，Microsoft Rewards 积分将过期。