Learn how to troubleshoot Windows Media Player errors. Explore resources for general help with Windows Media Player.

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 troubleshoot USB-C problems in Windows and fix USB devices, ports, and adapters not working properly.

Learn how to locate and manage your app permissions on Windows devices. Some apps or games need specific permissions to work properly.

When you back up your files, apps, and settings in the cloud using your Microsoft account, you get 5 GB of free cloud storage and other benefits that protect your files with the latest security and make everyday tasks easier.

Windows Security is pre-installed on Windows 10 and ready for you to use at any time.

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。

Extensions, or add-ons, are simple tools that customize your browser experience and offer you more control. Here's how to add, turn off, and remove them in Microsoft Edge .

Learn new and useful keyboard features, tips, and tricks for Windows with this overview from Microsoft Support.