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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.
Make and receive phone calls from your PC - Microsoft Support
To make a call on your PC: Open the Phone Link and select Calls. In the Search your contacts box, search for a contact name or number. Alternately, you can directly enter a phone number on the dial pad. Select the Dial icon to start your call. If you don't have Bluetooth available on your device (or if it's been turned off), you won't be able ...
Use live captions to better understand audio - Microsoft Support
Turn on Live captions in the quick settings (to open quick settings, select the battery, network, or volume icon on the taskbar). Turn on the Live captions toggle in the quick settings Accessibility flyout. Press Windows logo key + Ctrl + L. Select Start > All apps > Accessibility > Live captions.
使用系统文件检查器工具修复丢失或损坏的系统文件 - Microsoft 支持
如果运行的是 Windows 10、Windows 8.1 或 Windows 8，请先运行收件箱部署映像服务和管理 (DISM) 工具，然后再运行系统文件检查器。. (如果运行的是 Windows 7 或 Windows Vista，请跳到步骤 3.) 键入以下命令，然后按 Enter： 完成命令操作可能需要几分钟时间。. DISM.exe /Online ...
Surface Pro (第 5 世代) の仕様と機能 - Microsoft サポート
Surface Pro (第 5 世代) と Windows 10. Surface Pro (第 5 世代) には Windows 10 Pro エディションが搭載されています。 どの Surface モデルを使っているかわからない場合は、使用している Surface モデルに関するページをご覧ください。. Surface Pro (第 5 世代) の図
Dark Mode in Outlook - Microsoft Support
In Outlook, the black color theme includes dark mode, which provides a black background (instead of white) for the message window. You can switch to a white background for the message window if you prefer.
Applies To:
Outlook for Microsoft 365, Outlook on the web, Outlook.com
Office の秘密度ラベルに関する既知の問題 - Microsoft サポート
[秘密度] ボタンには、あるアカウントの秘密度ラベルが表示されていますが、別のアカウントの秘密度ラベルを選択する必要があります。 Word、Excel、PowerPoint. SharePoint と OneDrive のファイルの場合、[秘密度] ボタンは、ファイルへのアクセスに使用される Office アカウントに対応する秘密度ラベル ...
Applies To:
Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Excel for the web, Word for the web, PowerPoint for the web, Excel for iPad, Word for iPad, PowerPoint for iPad, Excel for iPhone, Word for iPhone, PowerPoint for iPhone, Word for Android tablets, Excel for Android tablets, PowerPoint for Android tablets, Excel for Android phones, PowerPoint for Android phones, Word for Android phones
啟用或停用 Yammer 電子郵件和電話通知 - Microsoft 支援服務
附註: 您的 IT 系統管理員或社群系統管理員有時會在 Yammer 中傳送通知，並傳送有關您的帳戶和活動更新的電子郵件，例如您偏好的電子郵件通知設定以外的重要公告。 系統管理員必須使用新的Yammer來傳送必要的公告，不過新的和Yammer的使用者都會收到通知。 如果您對您偏好的電子郵件通知設定 ...
Applies To:
Microsoft 365 admin
Guidelines and examples of array formulas - Microsoft Support
An array formula is a formula that can perform multiple calculations on one or more items in an array. You can think of an array as a row or column of values, or a combination of rows and columns of values. Array formulas can return either multiple results, or a single result. Beginning with the September 2018 update for Microsoft 365, any ...
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel for iPad, Excel for iPhone
Windows 10 and Windows 11 in S mode FAQ - Microsoft Support
About Windows 11 in S mode. Windows 11 in S mode is a version of Windows 11 that's streamlined for security and performance, while providing a familiar Windows experience. To increase security, it allows only apps from Microsoft Store, and requires Microsoft Edge for safe browsing.