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撤消、恢复或重复操作 - Microsoft 支持
撤消操作 按 + Z,或选择功能区左上角的“撤消 ”,直到解决问题。 无法撤消某些操作,例如在“ 文件 ”菜单上选择命令或保存文件。 如果无法撤消某操作,“撤消”命令将更改为“无法撤消”。 若要同时撤消多个操作,请选择“ 撤消”旁边的箭头,在列表中选择要撤消的操作,然后选择该列表。
适用于: Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 PowerPoint, Microsoft 365 Mac 版专属 Excel, Microsoft 365 Mac 版专属 Word, Microsoft 365 Mac 版专属 PowerPoint, Excel 网页版, Word 网页版, PowerPoint 网页版, Excel 2021, Word 2021, PowerPoint 2021, Excel 2021 for Mac, Word 2021 for Mac, PowerPoint 2021 for Mac, Excel 2019, Word 2019, PowerPoint 2019, Excel 2019 for Mac, Word 2019 for Mac, PowerPoint 2019 for Mac, Excel 2016, Word 2016, PowerPoint 2016
在 Outlook.com 中更改密码 - Microsoft 支持
在 Outlook.com 中更改密码. Outlook.com 密码与 Microsoft 帐户 密码相同。. 转到 “Microsoft 帐户安全性 ”,然后选择“ 密码安全性 ”。. 作为一种安全性措施,系统可能会提示你使用安全代码验证身份。. 请决定希望通过电子邮件还是手机接收安全代码。. 可能要求验证 ...
适用于: Outlook.com
从Microsoft Teams 免费版 (经典) 切换到 Microsoft Teams (免费)
在 Windows 10 或 macOS 上 获取最新版本 的 Microsoft Teams,并使用 Microsoft 帐户登录。. 点击右上角的个人资料图片,即可看到新的 “个人” 租户显示在帐户名称下。. 切换到此租户将切换到新的 Microsoft Teams (免费) 体验。. 还可以打开 “管理帐户” 以查看并切换到新 ...
适用于: Microsoft Teams
How to use the PC Health Check app - Microsoft Support
How to open PC Health Check. In Windows, use Search on the taskbar to search for “PC Health Check,” then select it from the list of results. If a PC Health Check update is available, you can quickly install it for the latest version. If you don't have PC Health Check installed, you can install it by going to https://aka.ms ...
下载并安装或重新安装 Office 2019、Office 2016 或 Office 2013
注意: 如果是通过以下任一方式获取的 Microsoft 365:Microsoft 工作区折扣计划(以前称为家用许可计划),则安装 2019、2016 或 2013 版的 Office 专业增强版、Office 标准版或独立应用(如 Word 或 Project)的步骤可能会有所不同:如果你通过公司购买了 Microsoft 365 供个人使用,请参阅通过工作场所折扣计划安装 ...
适用于: Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Screen mirroring and projecting to your PC or wireless display
Cast to a Windows PC from another Windows PC. On the PC you'd like to project from, select Start > Settings > System > Projecting to this PC . Under Add the “Wireless Display” optional feature to project to this PC, select Optional features . Next to Add an optional feature, select View features, then enter “wireless display.”.
How to sign in to Hotmail - Microsoft Support
Tips: While signing in, select Yes at the "Stay signed in?" prompt if you want to go straight to your mailbox next time (not recommended for shared computers). Alternatively, check the "Don't show this again" box and select No to be prompted for your password each time.. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter.
适用于: Outlook.com
Uninstall or remove apps and programs in Windows
Select Start > All apps and search for the app in the list shown. Press and hold (or right-click) on the app, then select Uninstall. Uninstall in Settings. Select Start > Settings > Apps > Apps & features . Find the app you want to remove, select More > Uninstall. Note: Some apps can't be uninstalled from the Settings app right now.
Back up your Windows PC - Microsoft Support
First, launch Windows Backup: select Start , type windows backup, and select Windows Backup from the results. (Or you can select Start > All apps > Windows Backup .) Then select Folders to drop it down, and select which of your user folders you want to back up to OneDrive: You can back up your Desktop, Documents, Pictures, Videos, and Music ...
在 Excel 中将 IF 与 AND、OR 和 NOT 函数配合使用 ...
AND 和 OR 函数最多可支持 255 个单独条件,但并不建议使用多个条件,因为构建、测试和维护复杂的嵌套公式是非常难的。. NOT 函数仅采用一个条件。. 下面是根据它们的逻辑写出的公式:. 公式. 说明. =IF (AND (A2>0,B2<100),TRUE, FALSE) 如果 A2 (25) 大于 0,并且 B2 (75 ...
适用于: Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Web App, Excel for Windows Phone 10