Find out how to identify and manage different file types in Windows with File Explorer and common extensions.

How to use the INDEX function in Excel to return a value or reference to a value within a table or range.

Erfahren Sie, wie Sie Sound- oder Audioprobleme in Windows beheben.

You can refer to the contents of cells in another workbook by creating an external reference formula. An external reference (also called a link) is a reference to a cell or range on a worksheet in another Excel workbook, or a reference to a defined name in another workbook.

If you have multiple accounts in Outlook, when you compose a new email message, Outlook picks the default account as the From account.However, if you want to Reply, Reply All, or Forward a message, Outlook will send your message with the same account the original mail was sent to.For example, Cheryl has two accounts.

Follow these steps before selling or gifting a Windows 10 device or Xbox One console.

Learn how to create an Xbox profile. You’ll need a Microsoft account to create an Xbox account. A Microsoft account is not the same thing as an Xbox account, although you can use the same email address for both.

Learn how to report a concern or contact Bing for any issues or feedback related to Bing Maps, Bing Search, Bing Ads, and more.

Learn about co-authoring and editing PowerPoint presentations at the same time as other people and how to resolve conflicting changes in PowerPoint.

Erfahren Sie, wie Sie Windows mithilfe von Tastenkombinationen navigieren. Hier finden Sie eine vollständige Liste der Taskleisten-, Eingabeaufforderungs- und allgemeinen Windows-Tastenkombinationen.