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。

Learn how to troubleshoot and fix problems setting up your email in Outlook.

Learn how to use drag and drop to transfer content between your Android device and PC.

Learn how to change the refresh rate for your display in Windows to determine how smoothly motion appears on your screen.

Discover the latest features in Office 2021, including new ways to create content, manage data, and communicate effectively.

Learn about Windows 11 minimum system requirements and how to assess your upgrade eligibility.

How to open the Camera app in Windows. 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

To use voice typing, you'll need to be connected to the internet, have a working microphone, and have your cursor in a text box. Once you turn on voice typing, it will start listening automatically.

Find out how to install the latest driver for your printer. If you recently upgraded Windows, your printer driver might need to be reinstalled.

Learn what you can do if you're not receiving account aign-in verification codes.