修复 Office 应用程序 - Microsoft 支持
访问修复工具的步骤因操作系统的不同而异。. 右键单击左下角) ( “开始” 按钮，然后在弹出菜单中选择“ 应用和功能 ”。. 选择要修复的 Microsoft Office 产品，然后选择“ 修改 ”。. 注意: 即使要修复的只是一个应用程序（如 Word 或 Excel），此操作仍将修复 ...
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, InfoPath 2013, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
使用中の Windows オペレーティング システムのバージョンを確認する - Microsoft サポート
Windows 8.1 または Windows RT 8.1 でオペレーティング システムの情報を見つける. お使いのデバイスで実行中の Windows のバージョンを確認するには、Windows ロゴ キー キー+ Rを押し、[開く] ボックスに「winver」と入力して、[OK] を選択します。 デバイスが Windows 8.1 または Windows RT 8.1 を実行している ...
Fix sound or audio problems in Windows - Microsoft Support
If the Get Help app is unable to resolve your sound or audio issue, try the possible solutions listed: 1. Check your speaker output. 2. Run the audio troubleshooter. 3. Verify that all Windows Updates are installed. 4. Check your cables, plugs, jacks, volume, speaker, and headphone connections.
Windows 10 の起動時に自動的に実行するアプリを追加する
アプリを右クリックし、[その他] を選択して、[ファイルの場所を開く] を選択します。 これにより、アプリのショートカットが保存されている場所が開きます。 [ファイルの場所を開く] のオプションがない場合は、そのアプリを起動時に実行できないことを意味します。
Use the SUM function to sum numbers in a range - Microsoft Support
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 ...
Applies To:
Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
2023 年 8 月 8 日 - KB5028951 適用於 Windows 10 版本 21H2 和 Windows 10 版本 22H2 ...
適用於 Windows 10 版本 21H2 和 Windows 10 版本 22H2 的 2023 年 8 月 8 日更新包含 .NET Framework 3.5 和 4.8 的安全性和累積可靠性改良功能。
Microsoft 365 语言配件包 - Microsoft 支持
Microsoft 365 语言配件包. 语言包会向 Microsoft 365 添加其他显示、帮助或校对工具。. 你可以在安装 Microsoft 365 之后安装其他语言配件包。. 如果说明中称语言配件包已经进行了部分本地化，则 Microsoft 365 的某些内容仍将以你的 Microsoft 365 副本的语言显示。. 如果某种 ...
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, Project Online Desktop Client, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, Office.com
在 Windows 中使用智能充电 - Microsoft 支持
为了帮助解决此问题，一些设备制造商在Windows 11中打开智能充电。. 借助智能充电，无需担心拔出设备，使其在较长时间内保持 100% 充电状态- 智能充电可为你充电。. 如果设备已启用智能充电，电池电量将设置为更适合整体电池的较低水平。. 从长远来看，设备 ...
Request a refund for digital games | Xbox Support
Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date. Requests are for games in which you haven’t accumulated a significant amount of play time. Note As a limited exception, digital game products may be eligible for a refund within 30 days if you’re unsatisfied with ...
Create installation media for Windows - Microsoft Support
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.)