Summary. Windows 10, versions 2004, 20H2, 21H1, 21H2, and 22H2 share a common core operating system with an identical set of system files. Therefore, the new features in Windows 10, version 22H2 are included in the latest monthly quality update for Windows 10, version 2004, 20H2, 21H1, and 21H2 but are in an inactive and dormant state.

デバイス マネージャーを使用してドライバーを更新または再インストールするWindowsのドライバーを更新する方法について ...

Learn how to install a scanner and use it to scan pictures and documents in Windows 10.

How to recall and/or replace an email message you sent by using Microsoft 365 and your built-in Exchange Server account.

Learn how to use function VLOOKUP in Excel to find data in a table or range by row. Our step-by-step guide makes vlookup in excel easy and efficient.

Learn about the recovery options in Windows. Find out how to reset your PC, go back to a previous version of Windows, or use media to reinstall Windows.

Check your network connection status in Windows. Windows 11 lets you quickly check your network connection status. Select the Start button, then type settings.Select Settings > Network & internet.The status of your network connection will appear at the top.

Learn how to find which version of Windows operating system your PC is running and device specifications.

Outlook.com、Hotmail、Live、または MSN のメール アカウントにサインインできない場合、サインインまたはサインアウトする方法がわからない場合は、次の解決方法を試してみてください。

It's easy to attach pictures, files, and other items to your Outlook messages. Outlook keeps track of the documents you’ve recently worked on, whether they're stored on your computer or saved in OneDrive (cloud only).