了解隐式交集运算符 (@) ，该运算符使用称为隐式交集的逻辑返回单个值。 隐式交集运算符 (@) 可能会返回值、单个单元格区域或错误。 隐式交集运算符 (@) 位于称为动态数组的函数类中。

Press the Start button , and then enter store into the search bar.; Choose Microsoft Store from the results to open the app.; Select your account in the top-right corner of the screen, and then select Redeem code or gift cards.; Enter the 25-character code, select Next, and then follow the prompts.

Try it! Add animation and effects to text, pictures, shapes, and objects in your PowerPoint presentation. Add animations and effects. Select the object or text you want to animate.

To check activation status in Windows 11, select the Start button, and then select Settings > System and then select Activation .. Your activation status will be listed next to Activation.. Check activation status in Settings. You'll see one of these activation status messages on the Activation page:

Target Date. Event. Applies To. March 12, 2019. Stand Alone security updates KB4474419 and KB4490628 released to introduce SHA-2 code sign support.. Windows 7 SP1 Windows Server 2008 R2 SP1. March 12, 2019. Stand Alone update, KB4484071 is available on Windows Update Catalog for WSUS 3.0 SP2 that supports delivering SHA-2 signed updates. For those customers using WSUS 3.0 SP2, this update ...

Screen time reporting shows daily and weekly details about when and for how long your family member used their devices. Gain insight into the amount of time your family member spends on a particular social media app, game or web browser and decide whether you would like to enable screen time limits for any connected devices. To view screen time for a family member, tap Today, then Screen time ...

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 。

注意: 如果使用 Microsoft 帐户 （例如 Outlook.com 、Hotmail、Live 或 MSN 电子邮件帐户）而不是工作或学校帐户登录，请注销，然后使用正确的帐户重新登录。 不确定使用哪个帐户登录？ 在 Outlook 导航标头中选择 “帐户管理员 ”。 如果未使用所需帐户登录，请选择“ 注销 ”并重新开始该过程，或选择 ...

现在，可以使用 Microsoft To Do 应用在 Outlook for Windows 中管理任务。 具有 符合条件的 Microsoft 365 订阅和 Microsoft 待办应用用户许可证的用户 将能够快速访问待办事项以及主要 Outlook 功能（如电子邮件和日历），这些功能现在垂直显示在文件夹窗格左侧。 可以在帐户信息中检查你获得许可的订阅。

Download and install Skype for Business on your PC. Sign in to and out of Skype for Business. Set up an audio device for Skype for Business. Set up and troubleshoot Skype for Business video