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

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。

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 .

Deinstallieren oder entfernen Sie Apps und Programme in der Einstellungs-App.

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

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

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.

That verification method isn’t working right now: Sometimes the block may be tied to the verification method you are using.Try using another verification method connected to your account. For example, if you are using SMS to verify yourself and are hitting a block, try using an alternate email that is connected to the account to receive your authorization code.

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.