Learn how to use an eSIM to connect your Windows PC to the internet over a cellular data connection.

Describes how to use the Regsvr32 tool to register and unregister OLE controls. Also describes the error messages that may occur and what they mean.

Here are a few different ways to find help for Windows. Search for help - Enter a question or keywords in the search box on the taskbar to find apps, files, settings, and get help from the web.

Windows 11, version 22H2; July 25, 2024—KB5040527 (OS Builds 22621.3958 and 22631.3958) Preview; July 9, 2024—KB5040442 (OS Builds 22621.3880 and 22631.3880)

培训：通过此快速入门快速启动和运行 Skype for Business。

Check for updates in the Phone Link by opening Settings > About > Check for updates.Install any pending updates to make sure your content stays up-to-date. You may also need to check for updates in the Link to Windows app on your Android device.

无论是用于工作还是个人用途，都可以在 Windows 电脑上连接到虚拟专用网络 (VPN) 。 VPN 连接便于你更加安全地连接和接入公司的网络和 Internet（例如，当你在咖啡店或类似的公共场所办公时）。

Data Execution Prevention (DEP) is a technology built into Windows that helps protect you from malicious code launching from areas of memory that have been designated as for data only.

Learn more about update KB4534310, including improvements and fixes, any known issues, and how to get the update.

Important: Reactions are only available to individuals using a work or school account in Outlook with a qualifying Microsoft 365 subscription.