Summary. Windows 10, versions 2004, 20H2, 21H1, and 21H2 share a common core operating system with an identical set of system files. Therefore, the new features in Windows 10, version 21H2 are included in the latest monthly quality update for Windows 10, version 2004, 20H2, and 21H1, but are in an inactive and dormant state.

Windows 8.1以前のバージョンを実行している場合、または PC がWindows 11実行するための最小システム要件を満たしていない場合は、新しいWindows 11 デバイスに移行することを検討してください。 ニーズに合った PC を見つけます。 . ファイルやお気に入りを転送するように Microsoft アカウントを設定 ...

Notes: If your email account uses Exchange, you will see Publish This Calendar, instead of the option to publish to a WebDAV server.This lets you publish your calendar directly to an Exchange Server. In the window that opens, select the publishing options you want, and click Start Publishing.. If you're using Microsoft 365, you can still publish your calendar to a WebDAV server, but you must ...

Learn how to log in to Microsoft Teams with your Microsoft 365 account. This step-by-step guide from Microsoft Support walks you through the process of accessing Teams on desktop, web, and mobile devices.

In Outlook, you have the flexibility to make Outlook work online or offline with your mail server. Select a tab option below for the version of Outlook you're using.

When you back up your files, apps, and settings in the cloud using your Microsoft account, you get 5 GB of free cloud storage and other benefits that protect your files with the latest security and make everyday tasks easier.

インストール メディア (USB フラッシュ ドライブまたは DVD) を使用すると、Windows の新しいコピーのインストール、クリーン インストール、Windows の再インストールを行うことができます。

Tips: If you don't see the OneDrive icon, OneDrive might not be running. On a PC, go to Start, type OneDrive in the search box, and then click OneDrive in the search results. You might need to click the Show hidden icons arrow next to the notification area to see the OneDrive icons. On a Mac, use Spotlight to search for OneDrive and open it.

Note: If you have previous activity history stored in the cloud before Windows 11 23H2 and 22H2, January 23, 2024-KB5034204 update, you can use the Clear activity history button to delete previously stored data in the cloud. Otherwise, your activity history will be automatically deleted within 30 days from when your data was last synced to the cloud

Get to know common Windows keyboard shortcuts including copy, cut, paste, maximize a window, and more.