使用产品密钥激活 Windows. 产品密钥是由 25 个字符组成的代码，如下所示：. 产品密钥：XXXXX-XXXXX-XXXXX-XXXXX-XXXXX. 在安装期间，系统会提示你输入产品密钥。. 或者，安装后，若要输入产品密钥，请选择“ 开始 ”按钮，然后选择 “设置 > 系统 > 激活 > 更新产品密钥 ...

Cast to a Windows PC from another Windows PC. On the PC you'd like to project from, select Start > Settings > System > Projecting to this PC . Under Add the “Wireless Display” optional feature to project to this PC, select Optional features . Next to Add an optional feature, select View features, then enter “wireless display.”.

Microsoft Edge使用Chromium在线提供世界级的兼容性和性能。. Microsoft Edge也是Windows 10 上性能最好的浏览器，具有启动提升和睡眠选项卡。. 启动提升通过在后台运行一组核心Microsoft Edge进程来更快地启动Microsoft Edge，在打开Microsoft Edge浏览器窗口时无需添加其他资源 ...

How to redeem a gift card, Xbox download code or token. Both Microsoft and Xbox gift cards and download codes and tokens work the same way: once redeemed to your Microsoft account, you can spend your balance at Microsoft Store online, on Windows or Xbox, and you can get downloads for the latest apps, games, movies, TV shows, and Surface, Xbox, and accessories.

如何打开电脑健康状况检查. 在 Windows 中，使用任务栏上的“搜索”来搜索“电脑健康状况检查”，然后从结果列表中选择它。. 如果电脑健康状况检查更新可用，则可以快速安装最新版本。. 如果未安装电脑运行状况检查，可以通过转到 https://aka.ms ...

培训：使用 Microsoft 个人、工作或学校帐户登录 Office.com。 观看本视频了解操作方式。 按“提交”即表示你的反馈将用于改进 Microsoft 产品和服务。 你的 IT 管理员将能够收集此数据。

How to open PC Health Check. In Windows, use Search on the taskbar to search for “PC Health Check,” then select it from the list of results. If a PC Health Check update is available, you can quickly install it for the latest version. If you don't have PC Health Check installed, you can install it by going to https://aka.ms ...

更改或重置 Windows 密码. 如果你忘记或丢失了 Windows 设备的密码，可以更改或重置密码。. 若要开始，请从以下选项卡中选择你的 Windows 版本。. Microsoft 非常重视安全性。. Microsoft 帐户、Windows 操作系统和其他 Microsoft 产品包括密码来帮助保护你的信息。. 本文提供 ...

Supercharge your creativity and productivity with a premium Copilot experience. Download the Copilot app for a 1-month free trial of Copilot Pro. Get the Copilot app. Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.

Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Learn about what effect closing a Microsoft account might have on your other apps and services.