Windows 10, version 21H2 update history; July 9, 2024—KB5040427 (OS Builds 19044.4651 and 19045.4651) June 11, 2024—KB5039211 (OS Builds 19044.4529 and 19045.4529)

An upgrade moves your PC from a previous version of Windows—such as Windows 7 or Windows 8.1—to Windows 10. An upgrade can take place on your existing device, though Microsoft recommends using Windows 10 on a new PC to take advantage of the latest features and security improvements.

When you check Outlook Desktop for the Teams Meeting Add-in by going to File > Options > Add-ins, then select Go next to COM Add-ins, the Teams Meeting Add-in is missing.

了解关闭 Microsoft 帐户可能会对你的其他应用和服务产生哪些影响。 关闭Microsoft帐户意味着你将无法使用它登录到任何Microsoft产品或服务，包括 Outlook.com 或 Hotmail、OneDrive、Xbox、Skype、Office 或 Microsoft 365、Rewards 和 Microsoft 认证。

Узнайте, как установить сканер и использовать его для сканирования изображений и документов в Windows 10. Чтобы найти сохраненные ранее файл сканирования выберите Проводник на панели задач, а затем выберите ...

Note To use many of the Xbox features within Game Bar, you must have the Xbox app for Windows installed and be signed in. Get the Xbox app for Windows Important The content of this article is based on the latest version of Windows.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

键入“tpm.msc” (不使用引号) 并选择“确定”。 如果看到一条消息，指出“找不到兼容的 TPM”，则表示你的电脑的 TPM 可能已禁用。 有关启用 TPM 的说明，请参阅如何启用 TPM，了解详细信息或检查电脑制造商的支持信息。如果能够启用 TPM，请完成下一步以验证它是 TPM 2.0。

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

下载和安装其他语言，以便使用首选语言查看菜单、对话框和其他用户界面项目。 如果你希望共享或重新分发语言包，则必须改为从下载中心下载它。 某些语言包是可共享的，某些则不是。 使用下表中的下载链接下载可以共享的语言包。