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

Learn how to change your Windows sign in from a local account to a Microsoft account to sync your settings across all your devices.

Erfahren Sie, wie Sie Office 2013 auf Ihrem PC oder Office für Mac 2011 installieren können.

You can add an input language in Settings. Adding an input language lets you set a language-preference order for websites and apps. It also lets you change your keyboard language.

Learn what PivotTable and PivotCharts are, how you can use them to summarize and analyze your data in Excel, and become familiar with the PivotTable- and PivotChart-specific elements and terms.

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.

Learn how to show hidden files, folders, and drives in Windows.

Learn how to download and customize Windows Media Player. Get troubleshooting help and how-to information for Windows Media Player 12.

Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.

Learn how to use the Settings app to view and change display settings in Windows.