修复 Windows 中的声音或音频问题 - Microsoft 支持
了解如何修复 Windows 中的声音或音频问题。 如果你有多个要插入的 5 毫米插孔（尤其是在环绕音响系统上），请确保所有电线和线缆都插入到了正确的插孔中。
Get started with Microsoft Teams - Microsoft Support
Learn how to use Microsoft Teams, a collaboration app built for hybrid work, to stay informed, organized, and connected.
适用于:
Microsoft Teams
Product activation for Windows – online & support telephone numbers
Learn how to activate Windows using an internet connection, automated system, or live support advocate.
Can I upgrade to Windows 11? - Microsoft Support
To see if your PC is eligible to upgrade, you can download and run the PC Health Check app. Or, after the upgrade rollout begins, you can check if it's available for your device by going to Settings > Update & Security > Check for updates.
What's the difference between the OneNote versions?
Windows users can choose between two available versions: OneNote (formerly called “OneNote 2016”), the free desktop app that runs on all supported versions of Microsoft Windows and is part of Office 2019 and Microsoft 365.
适用于:
OneNote for Microsoft 365, Microsoft 365 Mac 版专属 OneNote, OneNote 网页版, OneNote 2021, OneNote 2021 for Mac, OneNote for Windows 10, OneNote 2019 for Mac, OneNote 2016, OneNote for Mac, OneNote for iOS, OneNote for Android
Server settings you'll need from your email provider
Most email apps like Outlook are able to automatically configure email server settings. If you need server settings or help finding your server settings, click on one of the links below:
适用于:
Microsoft 365 专属 Outlook, Microsoft 365 Mac 版专属 Outlook, Microsoft 365 家庭版, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, 由世纪互联运营的 Office 365, 由世纪互联运营的 Office 365 - 小型企业管理员版, Outlook.com, 由世纪互联运营的 Office 365 - 管理员版, 新的 Outlook for Windows, Outlook for iOS, Outlook for Windows Phone 10, Windows 10 版 Outlook 邮件, 适用于 Exchange Server 2016 的 Outlook 网页版
Emparejar un dispositivo Bluetooth en Windows
Aprende a conectar un dispositivo Bluetooth en Windows y ajustar la configuración de emparejamiento de Bluetooth.
Change screen brightness in Windows - Microsoft Support
Get steps for how to change screen brightness in Windows.
Contact us | Xbox Support
Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.
更改桌面背景图像 - Microsoft 支持
使用 Windows 设置应用更改桌面背景和颜色。 在 “个性化设置背景”旁边的列表中，选择“图片”、“ 纯色”、“ 幻灯片放映”或“ Windows 聚焦 (”，) 查看来自世界各地的新图像。