有些网站专为与 Internet Explorer 一起使用，它们具有 Microsoft Edge 等新式浏览器不支持的功能。 如果你需要查看其中的某个网站，可使用 Microsoft Edge 中的 Internet Explorer 模式。

The user account name on a Windows device shows the name of the signed-in Microsoft account or work/school account. To change which user is signed in, select the Start button on the taskbar. Then select the account name icon or picture to see a list of users you can switch to.

Caution: When navigating mail storage locations, careful not to confuse the Online Archive folder with your existing Archive mail folder.For example, Move to Archive action in the ribbon, places the selected item into your local Archive, not the Online Archive.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Tip: You can also use the scroll wheel on your mouse to resize desktop icons.On the desktop, press and hold Ctrl while you scroll the wheel to make icons larger or smaller. For information on how to show or hide individual Windows icons, see Find the Recycle Bin.

Note: If you have a current version of Microsoft 365, then you can input the formula in the top-left-cell of the output range, then press ENTER to confirm the formula as a dynamic array formula. Otherwise, the formula must be entered as a legacy array formula by first selecting the output range, input the formula in the top-left-cell of the output range, then press CTRL+SHIFT+ENTER to confirm it.

排查添加帐户时的密码问题 忘记密码. 如果忘记了Microsoft帐户的密码，请使用我们的 登录帮助程序 重新进入你的帐户，或参阅 重置忘记的Microsoft帐户密码。. 如果忘记了工作或学校帐户的密码，请参阅使用安全信息重置工作或学校密码。. 你会收到有关应用密码的消息

Most of the time, Excel will recognize this, and you'll see an alert next to the cell where numbers are being stored as text. If you see the alert:

The issues you encounter when trying to install Microsoft 365, or Office 2021, 2019, or 2016 and how you fix them depends on whether your product is part of an Office for home or Office for business plan.. In addition, with Office for business plans only admins responsible for managing Microsoft 365 in their organization can do certain tasks. Therefore, admins should view the issues and ...

The TEXTJOIN function combines the text from multiple ranges and/or strings, and includes a delimiter you specify between each text value that will be combined. If the delimiter is an empty text string, this function will effectively concatenate the ranges.