Windows でカメラが動作しない - Microsoft サポート
Windows 11 でカメラが動作しない場合は、最近の更新後にドライバーがなくなっている可能性があります。 また、ウイルス対策プログラムによってカメラがブロックされている、一部のアプリでカメラへのアクセスが許可されていない、使用するアプリに問題があるなどの可能性もあります。
View previous versions of Office files - Microsoft Support
View previous versions of a file. If your file is stored in OneDrive or SharePoint in Microsoft 365, you can go back to a previous version of file.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Excel for the web, Excel 2021, Word 2021, PowerPoint 2021, Excel 2021 for Mac, Word 2021 for Mac, PowerPoint 2021 for Mac, Excel 2019, Word 2019, PowerPoint 2019, Excel 2019 for Mac, Word 2019 for Mac, PowerPoint 2019 for Mac, Excel 2016, Word 2016, PowerPoint 2016
Print in Microsoft Edge - Microsoft Support
Choose number of pages to print per sheet: Printing multiple pages on a single sheet of paper is a useful technique to save paper, reduce printing costs, and create compact versions of your documents. The number of pages that can be printed on a single sheet depends on the capabilities of your printer and the printing options you choose (Example: 1, 2, 4, 6, 9 or 16 pages per sheet).
Create a new folder - Microsoft Support
For Windows 8 or Windows 8.1, swipe in from the right edge of the screen, and tap Search. If you're using a mouse, point to the upper-right corner of the screen, move the mouse pointer down, and click Search.Type File Explorer in the search box, and then tap or click File Explorer.
Manage background activity for apps in Windows
On the settings page for that app, change the setting for Let this app run in the background.Here’s a summary of each option: Always.The app is always allowed to run in the background—receive info, send notifications, and stay up to date—even when you’re not actively using it.
KB4023057: Update Health Tools—Windows Update Service components
Important: If your device is out of support, it is no longer receiving security updates from Microsoft and may become more vulnerable to security risks and viruses.Therefore, we strongly recommend that you update to the latest version of Windows. Each version of Windows is supported for 18 months.
Use the Tasks app in Teams - Microsoft Support
List view. A unique feature of the Tasks app how it displays tasks and information associated with them in rows and columns. This is called List view, and allows you to change many tasks at once, which wasn't as possible in either To Do or Planner before.
Applies To:
Microsoft Planner, Microsoft Teams, Microsoft To Do
Global Customer Service phone numbers - Microsoft Support
Country/Region. Country/Region code. Phone number. Language. Australia. N/A. 13 20 58. English. New Zealand. N/A +64. 0800 800 004 9 368 5680. English
Turn off Defender antivirus protection in Windows Security
Switch Real-time protection to Off.Note that scheduled scans will continue to run. However, files that are downloaded or installed will not be scanned until the next scheduled scan.
Windows 的键盘快捷方式 - Microsoft 支持
键盘快捷方式是键或键组合，提供了一种替代通常使用鼠标完成的任务的替代方法。 如果要拍摄屏幕截图或截屏，请参阅 如何获取屏幕截图并向其添加注释。. 本文包括分类为的键盘快捷方式列表：