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 Teams (free) - Microsoft Support
Connect with friends, family, and coworkers in Teams. Stay organized and connected with friends, family, and coworkers all from one app. Get started
Applies To: Microsoft Teams, Microsoft Teams personal, Microsoft Teams small business
在 Microsoft Edge 中添加、关闭或删除扩展 - Microsoft 支持
扩展或加载项是自定义浏览器体验并为你提供更多控制权的简单工具。 下面介绍如何在 Microsoft Edge 中添加、关闭和删除扩展或加载项 。
Solucionar problemas de Bluetooth en Windows
Solucionar problemas con accesorios Bluetooth. Si puedes activar Bluetooth pero tienes problemas para emparejar o usar un accesorio Bluetooth, prueba los siguientes pasos para solucionar problemas comunes de accesorios Bluetooth.
修复麦克风问题 - Microsoft 支持
如果麦克风功能出现问题,则以下信息可以帮助你排除故障和解决问题。 确保应用有权访问麦克风. 如果在更新 Windows 10 后未检测到麦克风,则表示你可能需要先授予应用相关权限才能使用它。
Create a workbook in Excel - Microsoft Support
Excel makes it easy to crunch numbers. With Excel, you can streamline data entry with AutoFill. Then, get chart recommendations based on your data, and create them with one click.
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2016
Insert ASCII or Unicode Latin-based symbols and characters
Inserting ASCII characters. To insert an ASCII character, press and hold down ALT while typing the character code. For example, to insert the degree (º) symbol, press and hold down ALT while typing 0176 on the numeric keypad.
Applies To: Excel for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Publisher for Microsoft 365, Excel 2021, Outlook 2021, PowerPoint 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, OneNote 2021, Excel 2019, Outlook 2019, PowerPoint 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Excel 2016, Outlook 2016, PowerPoint 2016, OneNote 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016
Windows 11 sử cập nhật phiên bản 21H2, phiên bản 21
Windows 11, phiên bản 21H2; Ngày 9 tháng 7 năm 2024—KB5040431 (HĐH Bản dựng 22000.3079) Ngày 11 tháng 6 năm 2024 – KB5039213 (Bản dựng HĐH 22000.3019)
How reserved storage works in Windows - Microsoft Support
To make sure your device can successfully update and that it runs its best, Windows reserves a portion of storage space on your device for use by temporary files, caches, and other files.
Business Assist for Microsoft 365 - Microsoft Support
Get the most out of your subscription with expert advice and support from small business advisors. Business Assist for Microsoft 365 is designed for small businesses to give you and your employees around-the-clock access to small business advisors as you grow your business, from onboarding to everyday use.
Applies To: Microsoft 365 Apps for business, Microsoft 365 Business Premium
Windows Update-Problembehandlung - Microsoft-Support
Erfahren Sie, wie Sie die Windows Update-Problembehandlung ausführen, um Fehler beim Herunterladen oder Installieren von Windows zu beheben.