Learn about Xbox consoles, system requirements, and networking, and get troubleshooting help.

Windows 10 usually finds devices automatically when you plug them in or turn them on. If it doesn't, follow these steps: Select Start > Settings > Devices > Bluetooth & other devices.

如果你在下载和安装 Windows 更新时收到错误代码，更新疑难解答可以帮助解决该问题。 选择“开始 ”>“设置> ”>“更新和安全 ”>“疑难解答”>“其他疑难解答”。 接下来，在“启动并运行”下，选择“Windows 更新” > “运行疑难解答”。 运行完疑难解答后，最好重启设备。

Der Microsoft-Support ist hier, um Sie bei Microsoft-Produkten zu unterstützen. Hier finden Sie Anleitungen, Videos und Schulungen für Microsoft Copilot, Microsoft 365, Windows, Surface und mehr.

Internet Explorer 11 support ended. Support for Internet Explorer 11 ended on June 15, 2022. If any site you visit needs Internet Explorer, you can reload it with Internet Explorer mode in Microsoft Edge.. Get started with Microsoft Edge

Windows 10, version 2004 and Windows Server, version 2004 update history; End of service statement; December 14, 2021—KB5008212 (OS Builds 19041.1415, 19042.1415, 19043.1415, and 19044.1415)

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Select Review activity to check for any unusual sign-in attempts on the Recent activity page.If you see account activity that you're sure wasn't yours, let us know and we can help secure your account—if it's in the Unusual activity section, you can expand the activity and select This wasn't me.If it's in the Recent activity section, you can expand the activity and select Secure your account.

Skype for Business makes it easy to connect and collaborate with coworkers and business partners around the world: Start instant message conversations and voice or video calls.

Windows Update Delivery Optimization helps you get Windows updates and Microsoft Store apps more quickly and reliably. You’re in control over whether you use Delivery Optimization with the settings described in this article.