You can repair some apps and programs if they're not running correctly. Note that you won't see repair, change, or modify options for all apps and programs.

如何将 IF 函数 (与 Excel 中) AND、OR 和 NOT 函数结合使用，以在给定值之间进行逻辑比较。

Learn how to get started with PowerPoint for the web from Office.com and create presentations online.

Find out how to connect your Xbox Wireless Controller to a Windows device.

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

Learn how to play different type of CDs and DVDs in Windows Media Player.

Erfahren Sie, wie Sie Ihren Windows-PC mit externen Monitoren verbinden und die Anzeigeeinstellungen anpassen.

Discover how to earn Microsoft Rewards points through various activities and redeem them for exciting rewards.

Connect your Surface on Windows 10 to a TV, external display, or projector by using the Surface HD Digital AV Adapter or the Surface VGA Adapter.

Download the Microsoft 365 Access Runtime which allows you to run Microsoft 365 Access applications if you don't have the desktop version of Microsoft 365 Access and need to use an application built to run with Access 2010 or later.