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

Learn how to troubleshoot Windows activation errors. Browse common activation errors and learn what you can do to fix them.

In Windows 11, apps don't automatically get added to your desktop. Learn how to pin apps to your desktop or taskbar in Windows 11 or Windows 10.

Install Office 2007. Insert your Office 2007 CD into the drive. If the setup wizard doesn’t start automatically, navigate to the CD drive and click SETUP.EXE.

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 manage extensions in Microsoft Edge, including adding, disabling, or removing them as needed.

Learn why it's important to have a backup, and how Windows Backup can help you keep your files and settings safe.

Learn about the recovery options in Windows. Find out how to reset your PC, go back to a previous version of Windows, or use media to reinstall Windows.

How to stop website notifications in Microsoft Edge. You can remove or block notifications for individual websites in the following ways: Remove or block notifications in Edge settings

Go to Settings > Apps > Apps & features to change whether you're shown app recommendations when trying to install apps from outside the Store.