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回復ドライブを作成する - Microsoft サポート
回復ドライブの作成をお勧めします。 これにより、PC でハードウェア障害などの大きな問題が発生した場合は、回復ドライブを使用してWindows 11を再インストールできます。
Use Snipping Tool to capture screenshots - Microsoft Support
Learn how to use Snipping Tool to capture a screenshot, or snip, of any object on your screen, and then annotate, save, or share the image.
Manage cameras with Camera settings in Windows 11
Configure cameras In Camera settings, you can set default settings for each camera. The settings are stored for each camera and each user account—they don't synchronize between multiple Windows devices.
Office 2021 and Office LTSC for Windows and Mac FAQ
Find answers to frequently asked questions about Office 2021 and Office LTSC for Windows and Mac on the official support page.
Applies To: Office 2021, Office 2021 for Mac
Fix problems with the Start menu - Microsoft Support
Learn more about how to fix problems with the Windows Start menu, and what to do if the Start menu won't open.
INDEX function - Microsoft Support
How to use the INDEX function in Excel to return a value or reference to a value within a table or range.
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
Change or reset your password - Microsoft Support
Learn how to change or reset your Windows password if you've forgotten or lost it.
See your favorites bar in Microsoft Edge and Internet Explorer 11
Get the steps for showing your favorites bar in Microsoft Edge and Internet Explorer 11.
Restore or reset Surface for Windows - Microsoft Support
If you're having problems with your Surface Pro model, Surface 3, Surface Studio, or Surface Book, try fresh start, restoring, refreshing, or resetting it to its factory settings.
Track changes in Word - Microsoft Support
How to track changes in Word using revision marks. Accept, reject, or hide changes made by others working in the file.
Applies To: Word for Microsoft 365, Word for the web, Word 2021, Word 2019, Word 2016, Word for iPad, Word Web App, Word for iPhone