Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
Microsoft Store 无法打开 - Microsoft 支持
如果 Windows 10 中的 Microsoft Store 无法启动,请尝试上述故障排除步骤。
Desligar, suspender ou hibernar o computador - Suporte da Microsoft
Saiba como desligar, suspender ou hibernar o computador. Quando estiver pronto para suspender o computador, basta pressionar o botão de energia no desktop, tablet o notebook, ou fechar a tampa do notebook.
Complete guide to Narrator - Microsoft Support
Learn how to use Narrator, a screen-reading app built into Windows, with this complete guide and how-to articles.
Access video training - Microsoft Support
Discover a range of training courses designed to help you master Microsoft Access and create your own database apps.
Applies To: Access for Microsoft 365, Access 2021, Access 2019, Access 2016
重置忘记的 Microsoft 帐户密码 - Microsoft 支持
了解如何重置更改 Microsoft 帐户密码。 获取有关忘记 Microsoft 帐户密码的帮助。
Applies To: Microsoft account dashboard
将两个或更多个单元格的文本合并到一个单元格 - Microsoft 支持
如何在 Excel 中将两个或多个单元格中的文本或数据合并为一个单元格。
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Mobile
Whiteboard help & learning
Get help with your questions about using Microsoft Whiteboard with our how-to articles, tutorials, and support content.
在更换硬件后重新激活 Windows - Microsoft 支持
在 Windows 11 中,必须将 Microsoft 帐户与设备上的 Windows 11 数字许可证联系起来。 通过将 Microsoft 帐户与数字许可证链接起来,即可在进行重大硬件更改时使用激活疑难解答程序重新激活 Windows。
Play music across multiple slides in your slide show
Play multiple songs across multiple slides. If your slide show is longer than one song, you can add more songs. However, if you find that you're having trouble synchronizing the music with the slide show, you can use a third-party audio editing tool, such as Audacity®, to string the songs together into one file so they play continuously throughout the slide show.
Applies To: PowerPoint for Microsoft 365, PowerPoint for Microsoft 365 for Mac, PowerPoint for the web, PowerPoint 2021, PowerPoint 2021 for Mac, PowerPoint 2019, PowerPoint 2016
My Outlook.com account has been hacked - Microsoft Support
If you think your Outlook email account has been compromised, see this article.
Applies To: Outlook.com