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

Describes how to use the System File Checker tool to troubleshoot missing or corrupted system files in Windows 8.1, Windows 8, Windows 7 or Windows Vista.

Keyboard shortcuts are keys or combinations of keys that provide an alternate way to do something you'd typically do with a mouse. Here’s the list for the new Microsoft Edge and Microsoft Edge for Mac.

Fresh Start in Windows 10 lets you perform a clean reinstallation and update of Windows while keeping your personal data and most Windows settings intact.

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.

Learn about different things you can try to fix network connection problems in Windows.

了解如何添加新的 Xbox 好友，以便快速在线找到他们，为你的下一场游戏冒险做好准备。

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 send automatic out-of-office replies from Outlook (depending on the type of email account you have).

Learn how to reinstall Windows on your PC and how activation works after it's installed.