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.

Windows Hello 是登录到 Windows 设备的一种更个性化、更安全的方式。 在 Windows Hello 中，你可以使用面部识别、指纹或 PIN 登录，而不是使用密码。

Microsoft account help and support. Get help with signing in, locked or compromised accounts, linked accounts, closing, reopening, and updating your security info and account profile.

If you can’t locate a lost file from your backup, then you can use Windows File Recovery, which is a command line app available from the Microsoft Store.Use this app to try to recover lost files that have been deleted from your local storage device (including internal drives, external drives, and USB devices) and can’t be restored from the Recycle Bin.

In Outlook, the message recipient can decline to send read receipts. There are other scenarios where read receipts are not sent, such as if the recipient's email program doesn’t support read receipts. There is no way to force a recipient to send a read receipt. Select a tab option below for the version of Outlook you're using.

To open the On-Screen Keyboard. Go to Start , then select Settings > Accessibility > Keyboard, and turn on the On-Screen Keyboard toggle. A keyboard that can be used to move around the screen and enter text will appear on the screen. The keyboard will remain on the screen until you close it.

If you decide you don't want the calendar you created, right-click the calendar and select Remove. Other calendars. You can view more than one calendar at a time, add other calendars, choose which calendar to display, and create new calendars. View options.

If you don't have a Microsoft account, or you want to create a new one, you can follow these steps: Go to the Microsoft account sign-up page and click on Create account. Enter your preferred email address, or click on Get a new email address to get a new one from Microsoft. You can choose from @outlook.com or @hotmail.com domains.

若要在 Windows 11 中检查激活状态，请选择“开始 ”按钮，然后选择“设置 > 系统 ” ，然后选择“激活 ”。 。 激活状态将在“激活”旁边列出。 在“设置”中检查激活状态. 你将在“激活”页面上看到以下一条激活状态消息：

For a black screen, use the following keyboard shortcut: Windows logo key + Ctrl + Shift + B.