Camera doesn't work in Windows - Microsoft Support
Test your camera with the Camera app. Select Start , then choose Camera from your apps. If you're asked to allow access to the Camera, select Yes.If the camera works in the Camera app, the problem might be with the app you're trying to use.
Troubleshoot buying issues with Microsoft Store
Try these steps if you’re having trouble buying apps, games, or downloads from the Microsoft Store.
Applies To: Microsoft account dashboard
SharePoint にサインインする - Microsoft サポート
SharePoint が一覧に表示される場合は、IT 管理者にお問い合わせください。 手順 3 の情報を管理者に表示します。 そのユーザーは、 office.com にサインインするときに、SharePoint などの適切なアプリやサービスを表示できる必要があります。
Applies To: SharePoint in Microsoft 365
Use @mentions to get someone's attention in Microsoft Teams
To get someone's attention in a channel conversation or a chat, @mention them. Just type @ before their name and then select them from the menu that appears.. When an @mention recipient receives a notification, selecting it takes them directly to the point in the conversation where they were mentioned.
Applies To: Microsoft Teams
Mark a message as high or low importance - Microsoft Support
When you want people to know your message needs urgent attention, set the message as high importance. If the message is just an FYI, or if you’re sending mail to colleagues about a non-work related topic, you can set the message as low importance.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook 2013, Office 365 Small Business, Microsoft 365 admin
Automatically run a macro when opening a workbook - Microsoft Support
In the VBA Project Explorer on the left hand side, expand the VBA Project folder for your workbook, then double-click the ThisWorkbook module.If you don't see the Project Explorer, you can go to View > Project Explorer, or press Ctrl+R.
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 2013
Utilitaire de résolution des problèmes de Windows Update
Découvrez comment exécuter l’utilitaire de résolution des problèmes de Windows Update pour résoudre les erreurs de téléchargement ou d'installation des mises à jour Windows.
Fix problems detaching or attaching your Surface Book keyboard
Both batteries in the Surface Book must be charged above 10 percent to detach the keyboard. If either of the batteries has less than a 10 percent charge, the green light on the Detach key won’t come on when you press it and you won’t be able to detach the keyboard.
SUMIF 函数 - Microsoft 支持
sum_range 可选。要添加的实际单元格,如果要添加在范围参数指定以外的其他单元格。如果省略sum_range参数,Excel就会添加范围参数中指定的单元格(与应用标准的单元格相同)。. Sum_range 的大小和形状应该与范围相同。如果不这样做,性能可能会受到影响,而且该公式将对从sum_range中第一个单元格 ...
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
Windows 中 HDR 视频的显示要求 - Microsoft 支持
如果转到“设置”>“系统”>“显示”>“高级显示”,但显示器未显示为通过认证(而是在“hdr 认证”旁边显示“找不到”),则可能是因为显示器未通过 hdr 认证,或者显示器制造商可能尚未发布有关显示器的 hdr 认证信息。要了解显示器是否已通过 hdr 认证,请访问设备制造商的网站。