激活 Office - Microsoft 支持
激活 Microsoft 365 或非订阅版本的 Office. 当启动未激活的 Microsoft 365 应用时，系统将提示登录到 Microsoft 365。. 请务必使用用于购买或订阅 Microsoft 365 的 Microsoft 帐户或工作或学校帐户进行登录。. 注意: 如果新设备上预安装了 Microsoft 365，请参阅 激活新 Windows 设备上 ...
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
What is: Multifactor Authentication - Microsoft Support
What is: Multifactor Authentication. When you sign into your online accounts - a process we call "authentication" - you're proving to the service that you are who you say you are. Traditionally that's been done with a username and a password. Unfortunately, that's not a very good way to do it. Usernames are often easy to discover; sometimes ...
Microsoft Edge update settings - Microsoft Support
In the browser, go to Settings and more > About Microsoft Edge (edge://settings/help). Depending on where you purchased your device, you may see one or both of following toggles: Download and install updates automatically. Download updates over metered connections. Turn on any available toggles to always allow automatic downloads of updates.
更改 Microsoft 帐户密码 - Microsoft 支持
更改密码. 转到 account.microsoft.com ，如果你尚未登录，则使用要更新的帐户的用户名和密码登录。. 从导航标题，选择“ 安全 以及”，因为正在访问敏感信息，将需要再次输入此帐户的密码。. 在“密码”安全磁贴中，选择“ 更改我的密码 ”。. 在“更改密码 ...
Applies To:
Microsoft account dashboard
如何创建新的 Microsoft 帐户 - Microsoft 支持
如何创建新的 Microsoft 帐户. 通过 Microsoft 帐户，只需一次登录即可访问 Microsoft 产品和服务。. 可以使用你拥有的电子邮件地址作为 Microsoft 帐户，或者在注册时选择“获取新电子邮件地址”或“改用电子邮件”来创建新地址。. Microsoft 电子邮件地址不会重复使用 ...
从“文件”菜单打开文件 - Microsoft 支持
提示: 如果要绕过“文件”>“打开”并始终使用“打开”对话框，请执行此操作：选择“文件 > 选项 > 保存”，然后选择“打开或保存文件时不显示 Backstage”框检查。然后，关闭所有打开的 Office 应用程序再重新打开。 请注意，此更改仅影响按 Ctrl+O 访问“打开文件”对话框时看到的内容。
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
Collaborating with Teams, SharePoint, and OneDrive
Initiatives and work can span enterprises, organizations, and small project teams. Microsoft 365 — including Teams, SharePoint, and OneDrive — is designed to be a universal toolkit to give your team members integrated and flexible ways to work for their projects and tasks. This guide focuses on the powerful capabilities of Teams, SharePoint ...
Applies To:
OneDrive for Business, SharePoint in Microsoft 365, Microsoft Teams, OneDrive for Mac, OneDrive for Windows
减小 PowerPoint 演示文稿的文件大小 - Microsoft 支持
放弃它意味着无法还原所做的更改，但会减小文件大小。. 降低图像的默认分辨率也会减少整体文件大小。. 单击“ 文件 ”>“ 选项 ”>“ 高级 ”。. 在 “图像大小和质量” 下，执行以下操作：. 选择 “放弃编辑数据 ”。. 此选项将删除用于在编辑后将图像还原 ...
Applies To:
PowerPoint for Microsoft 365, PowerPoint 2021, PowerPoint 2019, PowerPoint 2016
使用 Excel 中的“快速填充” - Microsoft 支持
使 Excel 在检测到模式时可自动填充数据。 例如，年中的月份，月中的日期或数字序列。 此外，还可以分析数据（如拆分列中的名字和姓氏），或连接数据（如连接两列中的名字和姓氏）。
Applies To:
Excel for Microsoft 365, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
压缩和解压缩文件 - Microsoft 支持
在任务栏上的搜索框中，键入“ 文件资源管理器 ”，然后从结果列表中选择它。. 右键单击想要压缩的文件，然后依次选择“ 发送到 ”>“ 压缩文件夹 ”。. 解压缩文件. 打开文件资源管理器并找到压缩的文件夹。. 若要解压缩整个文件夹，请右键单击以选择 ...