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。

Note: If you're using the default app bar configuration in the Microsoft Teams desktop app, use the commands in the table below.If you've changed the order of your apps or added additional apps, the command depends on the app's sequential order on the app bar. For example, if you've moved Calendar to the top of the app bar, press Ctrl+1 to open it, not Ctrl+4.

How to redeem a gift card, Xbox download code or token. Both Microsoft and Xbox gift cards and download codes and tokens work the same way: once redeemed to your Microsoft account, you can spend your balance at Microsoft Store online, on Windows or Xbox, and you can get downloads for the latest apps, games, movies, TV shows, and Surface, Xbox, and accessories.

As a way to sign every time, by using a one-time password code to increase account security. This is called two-step verification or multi-factor authentication.

Scan the page and save it on your computer in a common file format: .bmp, .jpg, or .png. For information on how to use your scanner, use the manufacturer’s manual or Web site.

如果无法更改密码. 如果无法以这种方式更改密码，请参阅重置 Microsoft 帐户密码。. 需要更多帮助吗？ 请联系支持人员. 有关技术支持，请转到联系Microsoft 支持，输入问题并选择“获取帮助”。 如果仍然需要帮助，请选择“联系支持人员”以转至最佳支持选项。

需要在表格中或按行查找内容时，请使用 vlookup 函数。 例如，按部件号查找汽车部件的价格，或根据员工 id 查找员工姓名。 借助 xlookup，你可以在一列中查找搜索词，并在同一行的另一列中返回结果，无论返回结果的列在原列的哪一侧。

Join a meeting by phone audio. In Microsoft Teams, the Call me feature gives users a way to join the audio portion of a meeting by phone.This is handy in scenarios when using a computer for audio might not be possible. Users get the audio portion of the meeting through their cell phone or land line and the content portion of the meeting—such as when another meeting participant shares their ...

Note: Microsoft provides programming examples for illustration only, without warranty either expressed or implied.This includes, but is not limited to, the implied warranties of merchantability or fitness for a particular purpose. This article assumes that you are familiar with the VBA programming language, and with the tools that are used to create and to debug procedures.

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.