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.

This troubleshooter assists customers whose machines are not yet updated to the latest release, Windows 10 Version 1607. This update will initially be released only to a small set of targeted customers. This set will expand over time. Windows users can start the assistant from this article.

Track and print results. When you create and send an email with voting buttons to others, you may want to track and print the results. You can either quickly copy the voting results into a blank Word document or a new email, or copy them into Excel so you can work with the data later.

在任务栏上的搜索框中键入“服务”，然后从结果中选择它。 选择以下每个服务，选择并按住（或右键单击），选择“ 重启 ”，然后选择“ 是 ”： Windows 音频

Important: Before trying any of the solutions below, make sure you back up your personal files. You can back up your Windows PC, or insert a USB drive and use File Explorer to drag and copy important files to the USB drive.If you’re signing into Windows with a Microsoft account, your system settings will be automatically restored after updating, once you’re connected to the internet.

将两个或更多个单元格的文本合并到一个单元格

In the search box on the taskbar, type device manager, then select Device Manager from the menu.

Optimizing your drives can help your PC run smoother and boot up faster. To optimize them: Select the search bar on the taskbar and enter defrag.

Check the Xbox services, games, and apps for any service outages.

Windows 11 automatically downloads and installs updates to make sure your device is secure and up to date. This means you receive the latest fixes and security updates, helping your device run efficiently and stay protected.