Set screen time limits across devices - Microsoft Support
Learn how to manage and set device screen time limits on Windows, Xbox, and mobile devices connected through the Microsoft Family Safety app.
Applies To:
Microsoft Family Safety
在 Windows 中更改监视器上的刷新率 - Microsoft 支持
了解如何更改 Windows 中显示器的刷新率，以确定在屏幕上显示运动的平滑程度。
电话链接要求和设置 - Microsoft 支持
系统要求. 手机连接 体验从 Windows 电脑和 手机连接 开始。 从电脑中，可以使用预安装在设备上的连接至 Windows 应用或从 Google Play 或 Samsung Galaxy Store 下载的应用连接到选择 Android、Samsung、HONOR、OPPO 和华硕设备。
Microsoft Teams help & learning
Get help with your questions about Microsoft Teams from our how-to articles, tutorials, and support content.
Speech, voice activation, inking, typing, and privacy
Learn more about the privacy settings for speech, voice activation, inking, and typing in Windows.
Microsoft Authenticator FAQs - Microsoft Support
This article answers common questions about Microsoft Authenticator. Select the headings below to see more information.
激活 Office - Microsoft 支持
如何激活预安装在新 Windows 10 计算机上的 Office 或使用新的产品密钥。
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 for home, Office for business, Office.com, Project for Office 365
Remotely install and manage games | Xbox Support
Use the Xbox mobile app, the Xbox Game Pass app, or the Microsoft Store on PC to remotely install games—so your games are ready when you are.
Windows Update: FAQ - Microsoft Support
Learn how to get the latest Windows updates. Find answers to FAQ about updating Windows to keep your PC up to date.
Using the Windows Activation troubleshooter - Microsoft Support
Learn how to use the Activation troubleshooter to resolve common activation issues in Windows.