Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

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。

Here's how to change the size of text, images, and apps in Windows. To change your display in Windows, select Start > Settings > Ease of Access > Display.To make only the text on your screen larger, adjust the slider under Make text bigger.To make everything larger, including images and apps, choose an option from the drop-down menu under Make everything bigger.

Learn how to view, manage, and delete cookies in Microsoft Edge.

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

Learn how to install Windows 7 Service Pack 1 (SP1). Includes info about how to get the download, requirements, and more.

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

If you are having trouble with your microphone features, the following information can help you troubleshoot and resolve issues.

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

Quick Assist lets someone you trust take over your Windows 10 or Windows 11 PC and fix a problem from wherever they are.