The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.

Kontaktieren Sie den Microsoft-Support. Suchen Sie nach Lösungen für häufige Probleme, oder erhalten Sie Hilfe von einem Supportmitarbeiter.

Choose from a variety of Surface devices and accessories to get help.

Your NAT type determines whether you can successfully use multiplayer gaming or party chat. The table below illustrates the differences between the NAT types and, based on your NAT type, who you can play multiplayer games with and hear in a party chat.

Describes how to use the Regsvr32 tool to register and unregister OLE controls. Also describes the error messages that may occur and what they mean.

Surface app. With integrated help and support, you can find solutions to questions and issues directly from the Surface app. You can easily access device, charging, and warranty information and view and customize your connected Surface accessories.

Get help and learn how to use Skype with Microsoft's official support page.

After launching an Office app, you might receive a message that says Get genuine Office.. If you see this, we've determined that the Office product installed on your device isn't legitimate and you may be a victim of software counterfeiting.

Learn about the latest feature updates and bug fixes for the OneDrive sync app across all devices.

需要有关 Xbox 主机、Xbox 游戏或 Xbox 网络的帮助?了解如何与我们联系。