In Windows 11, you decide when and how to get the latest updates to keep your device running smoothly and securely. To manage your options and see available updates, select Check for Windows updates. Or select Start > Settings > Windows Update .

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

如果系统要求你提供 BitLocker 恢复密钥，以下信息可以帮助你找到恢复密钥，并了解系统要求你提供恢复密钥的原因。 了解在 Windows 中查找 BitLocker 恢复密钥的不同方法，并了解如何在系统上激活 BitLocker。

如果你遇到声音或音频问题，以下建议可能会有所帮助。 提示按顺序列出，因此请从第一个开始，查看它是否有帮助，如果没有帮助，则继续下一个提示。 了解如何修复 Windows 中的声音或音频问题。

If you're moving from a Windows 7 or Windows 8.1 PC to a new Windows device, you'll find that the best way to get apps and games is through Microsoft Store. Microsoft Store is familiar on any device—you can search for free and paid apps like Adobe Reader, view their popularity and ratings, and download them to your device.

Windows 11 Windows 10. To open up your webcam or camera, select the Start button, then select All apps, and then select Camera in the list of apps. If you have multiple cameras, you can switch between them by selecting Change Camera at the top right once the Camera app is opened. Open Camera.

On Windows, Mac, and Android Microsoft Defender can check files or apps you download and install, as well as run scans of files already on your system to spot any malware that may threaten your device. To learn more about anti-malware see Getting started with anti-malware in Microsoft Defender. Tip: Stay up-to-date and install the latest ...

Obtenga información sobre cómo instalar, reinstalar o activar Microsoft 365 u Office 2019 en un equipo PC o Mac.

Transfer photos from an iPhone to your PC. First, connect your iPhone to a PC with a USB cable that can transfer files. Turn your phone on and unlock it. Your PC can’t find the device if the device is locked. Select Import > From a USB device, then follow the instructions. You can pick the items you want to import and select where to save them.

Troubleshoot issues that occur when setting up external monitors If you are trying to set up an external monitor and it’s not working, press the Windows logo key + P to make sure that the Extend option is selected. If the Extend option is selected, try the following troubleshooting tips.