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
Check grammar, spelling, and more in Word - Microsoft Support
Improve your writing skills with Word's tools for spelling, grammar, and clarity. Find out how to check and correct errors in your documents.
Applies To:
Word for Microsoft 365, Word for Microsoft 365 for Mac, Word 2021, Word 2021 for Mac, Word 2019, Word 2019 for Mac, Word 2016
Set up a security key as your verification method
What is a security key? We currently support several designs and providers of security keys using the Fast Identity Online (FIDO2) passwordless authentication protocols. These keys allow you to sign in to your work or school account to access your organization's cloud-based resources when on a supported device and web browser.
在电脑或 Mac 上下载并安装或重新安装 Microsoft 365 或 Office 2021 - Microsoft 支持
准备好安装了吗？ 在开始之前，请确保电脑或 Mac 满足 系统要求。. 如果你已兑换产品密钥，只需重新安装应用，或者知道你已通过工作或学校分配了许可证，则可以跳到登录部分 ，下载并安装 Microsoft 365 或 Office。 但是，如果是 首次 安装 Microsoft 365 或 Office，可能需要先执行一些步骤。
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin, Office.com
配置 Windows Hello - Microsoft 支持
了解如何使用 PIN、面部识别或指纹通过 Windows Hello 登录电脑。
Cambiar la imagen del fondo de escritorio - Soporte técnico de Microsoft
Usa la aplicación Configuración de Windows para cambiar los fondos y los colores del escritorio.
Insert ASCII or Unicode Latin-based symbols and characters
Learn how to insert ASCII or Unicode characters using character codes or the Character Map.
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
Cómo usar la aplicación Comprobación de estado del PC
La aplicación Comprobación de estado del PC te ofrece información actualizada sobre el estado de tu dispositivo Windows. Esto te permitirá tomar medidas que mejoren el rendimiento de tu dispositivo y solucionen problemas que lo puedan reducir.
Send feedback to Microsoft with the Feedback Hub app
The Feedback Hub app lets you tell Microsoft about any problems you run into while using Windows 11 or Windows 10. You can also send suggestions to help us improve your Windows experience.
How to recover a hacked or compromised Microsoft account
Learn how to recover a hacked or compromised account, what to do next, and how to prevent your account from being compromised in the future.