联系我们 - Microsoft 支持部门
选择你需要帮助的产品 我们将首先向你显示自助选项。其他帮助也可提供，包括与 Microsoft 专家的实时聊天。 Microsoft 365 Office Windows Xbox Surface 设备 Copilot Dynamics 365 Intune Azure 服务器产品 电脑配件 广告 显示展开的产品列表 联系 Microsoft 支持人员。查找常见问题的解决方案，或从支持专员那里获取帮助。
How to sign in to Hotmail - Microsoft Support
Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.
适用于:
Outlook.com
Shut down (turn off) your PC - Microsoft Support
Windows 10. To turn off your PC in Windows 10, select the Start button, select the Power button, and then select Shut down.
解决 Windows 中的蓝屏错误 - Microsoft 支持
如果某个严重问题导致 Windows 意外关闭或重启，则会出现蓝屏错误（有时也称为黑屏错误或终止代码错误）。 你可能会看到一条消息，指出“Windows 已关闭，以防止损坏你的计算机”或类似消息。 借助提示和资源自行进行疑难解答以解决 Windows 蓝屏错误；如果你需要更多帮助，请联系 Microsoft 支持。
Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.
Manage your Microsoft 365 subscription or Office product
Follow the prompts to install or reinstall the desktop apps. For Microsoft 365 Family or Personal subscriptions: Select Install premium Microsoft 365 apps and follow the prompts to install or reinstall the desktop apps. On the Microsoft 365 subscription tab, select Manage. From here you can: Renew your subscription with a prepaid code or card.
适用于:
Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 Outlook, Microsoft 365 专属 PowerPoint, Microsoft 365 专属 Access, OneNote for Microsoft 365, Microsoft 365 专属 Publisher, Visio 计划 2, Microsoft 365 Mac 版专属 Excel, Microsoft 365 Mac 版专属 Word, Microsoft 365 Mac 版专属 Outlook, Microsoft 365 Mac 版专属 PowerPoint, Microsoft 365 Mac 版专属 OneNote, Word 网页版, OneNote 网页版, PowerPoint 网页版, Excel 2021, Word 2021, Outlook 2021, Access 2021, Project 专业版 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, OneNote 2021 for Mac, Office 2021 for Mac, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2019 for Mac, Word 2019 for Mac, Outlook 2019 for Mac, PowerPoint 2019 for Mac, OneNote 2019 for Mac, Office 2019 for Mac, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project 专业版 2016, Project Standard 2016, Publisher 2016, Visio 专业版 2016, Visio 标准版 2016, Office 2016, Microsoft 365 管理员, Outlook 网页版, Word Web App, Microsoft 帐户仪表板, 新的 Outlook for Windows
Get apps from Microsoft Store on your Windows PC
If you're moving from a Windows 7 or Windows 8.1 PC to a new Windows device, you'll find that the best way to get apps and games is through Microsoft Store. Microsoft Store is familiar on any device—you can search for free and paid apps like Adobe Reader, view their popularity and ratings, and download them to your device.
How to open Microsoft Store on Windows - Microsoft Support
Learn how to access Microsoft Store on Windows by selecting the icon on the taskbar or using the search box.
适用于:
Microsoft 帐户仪表板
Which version of Windows operating system am I running?
Here’s how to learn more: Select Start > Settings > System > About . Open About settings Under Device specifications > System type , see if you're running a 32-bit or 64-bit version of Windows. Under Windows specifications, check which edition and version of Windows your device is running.
如何使用远程桌面 - Microsoft 支持
在 Windows、Android 或 iOS 设备上使用远程桌面连接到 Windows 10 远程电脑。 下面介绍如何设置电脑以允许远程连接，然后连接到你设置的电脑。 了解如何在 Windows 中使用远程桌面。