可以从“我的帐户”门户的 “我的登录 ”页查看所有最近的工作或学校帐户登录活动。. 通过复查登录历史记录来查看以下内容，有助于检查是否有异常活动：. 是否有人尝试破解你的密码。. 是否有攻击者成功登录你的帐户以及登录位置。. 攻击者尝试访问的 ...

To create the formula: Type =SUM in a cell, followed by an opening parenthesis (. To enter the first formula range, which is called an argument (a piece of data the formula needs to run), type A2:A4 (or select cell A2 and drag through cell A6). Type a comma (,) to separate the first argument from the next. Type the second argument, C2:C3 (or ...

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.

Argument name. Description. lookup_value (required). The value you want to look up. The value you want to look up must be in the first column of the range of cells you specify in the table_array argument. For example, if table-array spans cells B2:D7, then your lookup_value must be in column B.. Lookup_value can be a value or a reference to a cell.. table_array (required)

すべての Microsoft 365 プランでは、iOS または Android デバイス用の Word、 Excel、 PowerPoint、または OneNote アプリを使用してドキュメントを表示できます。. ただし、利用できる機能とファイルは、Microsoft 365 資格のあるプランや資格 のないプラン があるかどうか ...

To create installation media, go to the software download website, where you'll find step-by-step instructions. On that website, you can select a version of Windows and create your own installation media using either a USB flash drive or a DVD. To go directly to one of the versions, select one of these links: Windows 10 (Then select Download now.)

Select the files you want to upload and drag them to OneDrive in the File Explorer Navigation pane. Save a file to OneDrive. Select File > Save a Copy > OneDrive - Personal. Select Enter file name here and type a name. If you want to save to another folder, select Browse, and select the folder you want. Select Save.

Argument name. Description. lookup_value (required). The value you want to look up. The value you want to look up must be in the first column of the range of cells you specify in the table_array argument. For example, if table-array spans cells B2:D7, then your lookup_value must be in column B.. Lookup_value can be a value or a reference to a cell.. table_array (required)

参数名称. 说明. lookup_value （必需参数）. 要查找的值。 要查找的值必须位于 table_array 参数中指定的单元格区域的第一列中。. 例如，如果 table-array 指定的单元格为 B2:D7，则 lookup_value 必须位于列 B 中。. Lookup_value 可以是值，也可以是单元格引用。. Table_array （必需参数）

The IF function is one of the most popular functions in Excel, and it allows you to make logical comparisons between a value and what you expect. So an IF statement can have two results. The first result is if your comparison is True, the second if your comparison is False. For example, =IF (C2=”Yes”,1,2) says IF (C2 = Yes, then return a 1 ...