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Windows 11 をインストールする方法 - Microsoft サポート
[設定] の [Windows Update] ページにアクセスするための推奨オプションなど、Windows 11 をインストールする方法をご覧ください。
Uninstall or remove apps and programs in Windows
There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled.
Find all your apps and programs - Microsoft Support
Learn more about how to find all your apps and programs in the all new Windows Start menu.
Set up email in the Mail app - Microsoft Support
This article tells you how to add email accounts to the Mail and Calendar apps so you can start sending and receiving email and creating and managing events.
Applies To: Mail for Windows 10, Outlook Mail for Windows 10
Excel not responding, hangs, freezes or stops working
These steps can help resolve the most common issues when you receive an Excel not responding error, Excel hangs or freezes when you launch it, or open an Excel workbook.
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Pin, remove, and customize in Quick access - Microsoft Support
Pin, remove, and customize in Quick access. By default, File Explorer opens to Quick Access. You can set a folder to show up in Quick access so it'll be easy to find.
Change your two-step verification method and settings
Change two-step verification settings; Common problems with two-step verification for work or school accounts; Manage app passwords for two-step verification
Meet Windows 11: The basics - Microsoft Support
Get to know your way around Windows 11, from where to search to how to stay organized. Watch the video and read tips about new features.
Change default programs in Windows - Microsoft Support
Use Settings in Windows 10 to change default apps and programs.
Getting your Xbox device serviced | Xbox Support
Learn how to get your Xbox device serviced. Important Send in your device as soon as possible. If you don’t ship your device within 30 days of your request, your service order will be canceled, and the shipping label will no longer be valid.