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Microsoft is retiring the Windows legacy inbox Troubleshooters, such as Keyboard troubleshooter and Speech troubleshooter, and the Microsoft Support Diagnostic Tool (MSDT) that runs them.

Learn more about updates for Windows 10 version 1903, including improvement and fixes, any known issues, and how to get the update.

Create a channel in Microsoft Teams by selecting Create channel from the menu next to the channel name.

Training: Learn how to create a spreadsheet, enter data, and create a chart in Excel.

Learn how to get older apps or programs to run on Windows 10 or Windows 11 by adjusting compatibility settings.

获取 Microsoft Edge 的帮助和支持。 查找 Microsoft Edge 支持内容、操作方法文章、教程等。

Learn which languages are supported in Narrator in Windows and how to adjust your Narrator Settings.

Learn about the message "Wi-Fi isn't secure" that appears in Windows when you're connected to a Wi-Fi network that's not secure.

了解如何管理 Microsoft 帐户安全信息和排查验证码问题。