Generally, if you bought a physical copy of Windows, the product key should be on a label or card inside the box that Windows came in. If Windows came preinstalled on your PC, the product key should appear on a sticker on your device. If you’ve lost or can’t find the product key, contact the manufacturer. To ensure your product key is ...

Select the product you need help with. We'll show you self-help options first. Additional help is available if you need it, including live chat with a Microsoft specialist. Microsoft 365. Office. Windows. Xbox. Surface devices. Copilot.

术语定义. 本文使用以下术语来描述 Excel 内置函数: 要在 Table_Array 的第一列中找到的值。. 包含可能的查找值的单元格区域。. Table_Array 中的列数应返回匹配的值。. 只包含一行或一列的区域。. 它的大小必须与 Lookup_Array 或 Lookup_Vector 相同。. 逻辑值 (TRUE 或 FALSE ...

Windows 10 照片查看器. Windows 照片查看器未包含在 Windows 10 中，但如果你是从 Windows 7 或 Windows 8.1 进行升级，你的电脑可能仍可使用它。. 若要确认，请在文件资源管理器中长按（或右键单击）某张照片，然后选择“打开方式”。. 如果 Windows 照片查看器不在列表中 ...

Here's how do it in Word Online. At the top of your screen, select File. In the displayed list of options, select Export. Select the PDF download type that best suits your needs: > Download as PDF ... Export document as a PDF without any comments included. > Download as PDF with Comments ... Export as PDF with all comments included.

Enter a formula that contains a built-in function. Select an empty cell. Type an equal sign = and then type a function. For example, =SUM for getting the total sales. Type an opening parenthesis (. Select the range of cells, and then type a closing parenthesis). Press Enter to get the result.

接続が制限されている場合や他のネットワーク上の制約がある場合、配信の最適化がバックグラウンドでのダウンロードに使う帯域幅を制限することができます。. [ スタート] ボタンを選択し、 [ 設定 ] を選択して & セキュリティ > 詳細オプション > 配信の ...

Microsoft 365、Copilot Pro、Xbox などの Microsoft サブスクリプションを取り消す方法について説明します。 サブスクリプションを解約できない場合のトラブルシューティング。 注: [管理] というリンクの代わりに [定期請求を有効にする] が表示された場合、既にサブスクリプションの有効期限が表示さ ...

Notes: The formatting options that appear in the Formatting tab depend on the data you have selected. If your selection contains only text, then the available options are Text, Duplicate, Unique, Equal To, and Clear.When the selection contains only numbers, or both text and numbers, then the options are Data Bars, Colors, Icon Sets, Greater, Top 10%, and Clear.

The Link to Windows app is preinstalled on select Samsung, HONOR, Surface Duo, and OPPO devices that are running Android 9.0 or later. On such devices, you can find the Link to Windows app under the Quick Settings menu by swiping down from the top of your screen. For all other Android devices running Android 7.0 or later, download the new Link ...