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

Add voting buttons to a message so that recipients can vote; results are tracked automatically in Outlook.

Learn how to install a scanner and use it to scan pictures and documents in Windows 10.

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

了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。

Learn how to turn on device encryption, or standard BitLocker encryption in Windows.

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

If you already have an account signed in to OneDrive and you want to add or remove another account, you’ll do that in OneDrive Settings.

Find out how to set up and manage your security info and verification codes for your Microsoft account, and troubleshoot common issues.

You can choose which apps will start automatically when you start your device.