Microsoft's products and services work best if you use the same language and region across all your devices, and in all of your app and Store settings.

Windows 10 and 11 contain a large set of emojis. To insert one: Put your cursor where you want the emoji.

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

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.

Learn about what effect closing a Microsoft account might have on your other apps and services.

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。

Erfahren Sie, wie Sie die App „PC-Integritätsprüfung“ verwenden, um die Leistung Ihres Geräts zu verbessern.

Use OneDrive as a cloud backup to share your files and folders with others. Learn how to control permissions, allow editing, or set expiration dates.

Descubre cómo enviar una solicitud para obtener el reembolso de una compra de contenido digital de Xbox.

Learn how to use antivirus protection in Windows Security to protect your Windows PC against malware, viruses, and other threats.