Tải xuống và cài đặt hoặc cài đặt lại Microsoft 365 Office 2021 trên PC ...
Bạn đã sẵn sàng cài đặt? Trước khi bạn bắt đầu, hãy đảm bảo PC hoặc máy Mac của bạn đáp ứng các yêu cầu hệ thống.. Nếu bạn đã quy đổi khóa sản phẩm, bạn chỉ cần cài đặt lại các ứng dụng hoặc bạn biết mình đã được gán giấy phép thông qua cơ quan hoặc trường học, bạn có thể bỏ qua và ...
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
Reactions in Microsoft Outlook - Microsoft Support
When you get a reaction. If somebody reacts to a message, you'll see their reaction below the message controls towards the top corner of the message window. Point your cursor at the reaction to see a list of who has reacted and what their reaction was. You can also see reactions to messages you sent or received in Notifications in Outlook.
Applies To:
Outlook for Microsoft 365, Outlook for Microsoft 365 for Mac, Outlook 2016, Microsoft 365 admin, Outlook on the web, Microsoft 365 Apps for business, New Outlook for Windows, Outlook for Android, Outlook for iOS
Encrypt messages by using S/MIME in Outlook on the web
Install the S/MIME control. Go to Settings > Mail > S/MIME. Look for To use S/MIME, you need to install the S/Mime control. To install it, click here. Select Click here. Note: If you receive an encrypted message before you've installed the S/MIME control, you’ll be prompted to install the control when you open the message.
Applies To:
Outlook on the web, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019
Open files from the File menu - Microsoft Support
Double-click Computer to get to local files, including removable flash drives. You can also select one of the locations your accounts let you get to, sign in if necessary, and then open the file you want. To add a new location, click Add a Place. Tip: If you want to bypass File > Open and always use the Open dialog box, do this: Select File ...
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, Project Online Desktop Client, Publisher for Microsoft 365, Visio Plan 2, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Excel 2021, Word 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Excel 2021 for Mac, Word 2021 for Mac, PowerPoint 2021 for Mac, Excel 2019, Word 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Excel 2019 for Mac, Word 2019 for Mac, PowerPoint 2019 for Mac, Excel 2016, Word 2016, PowerPoint 2016, Access 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016
修复 Office 应用程序 - Microsoft 支持
Windows 10 Windows 11. 访问修复工具的步骤因操作系统的不同而异。. 右键单击左下角) ( “开始” 按钮，然后在弹出菜单中选择“ 应用和功能 ”。. 选择要修复的 Microsoft Office 产品，然后选择“ 修改 ”。. 注意: 即使要修复的只是一个应用程序（如 Word 或 Excel），此 ...
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 Professional 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 Professional 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, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, InfoPath 2013, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
在电脑或 Mac 上下载并安装或重新安装 Microsoft 365 或 Office 2021 - Microsoft 支持
登录后，请遵照与您登录的账户类型相匹配的如下步骤。. 使用 Microsoft 帐户登录. 在 Microsoft 365 主页中选择“ 安装应用 ”。. 选择 “安装 (或根据你的版本， >) 安装应用 ”。. 使用工作或学校帐户登录. 在主页中选择“ 安装应用 (如果设置了其他起始页，请转到 ...
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
OneDrive で無効な文字を含むファイルの名前を変更できる
ファイルまたは OneDrive の名前を変更するには. 受信した通知 の [ 名前の変更] ボタンを選択します。. 名前の自動変更中に OneDrive 無効な各文字がアンダースコアに置き換えられます。. たとえば、同期する .file という名前のファイルは 、同期_file に名前が ...
Applies To:
OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint in Microsoft 365, OneDrive (work or school), OneDrive (home or personal), OneDrive for Windows
联系我们 - Microsoft 支持部门
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。
Windows のヘルプとラーニング
Microsoft 365 で小規模ビジネスを構築、運営、成長させるために必要な情報を見つけてください。. Windows オペレーティング システムのヘルプとハウツー記事を検索します。. Windows のサポートを取得し、インストール、更新、プライバシー、セキュリティなど ...
Póngase en contacto con nosotros: soporte técnico de Microsoft
Abra una solicitud de servicio en el Centro de administración de Microsoft 365. Este servicio es gratuito. Obtenga ayuda y soporte técnico, tanto si está comprando ahora como si necesita ayuda con una compra atrasada. Póngase en contacto con el Soporte técnico de Microsoft. Encuentre soluciones a problemas comunes u obtenga ayuda de un ...