How to find and remove duplicates in Excel. Filter for unique values in large or small datasets to clean up your worksheets and workbooks.

Automatically fill a series of data in your worksheet, like dates, numbers, text, and formulas. Use the AutoComplete feature, Auto Fill Options button and more.

Learn how to change your notification settings and quick actions using the notification center in Windows.

Know which environment you're in Power Query is well-integrated into the Excel user interface, especially when you import data, work with connections, and edit Pivot Tables, Excel tables, and named ranges. To avoid confusion, it’s important to know which environment you are currently in, Excel or Power Query, at any point in time.

Accept or reject a single change. Rather than move through changes in sequence, you can accept or reject a single change. When you accept or reject the change, Word will not move to the next change in the document.

Wenn Ihr Kauf von Office oder Microsoft 365 mit einem Product Key verbunden war, geben Sie Ihren Product Key auf einer der Websites ein, die nachstehend für Ihr Produkt aufgeführt sind.

Set up the Microsoft Authenticator app from the Security info page. Depending on your organization’s settings, you might be able to use an authentication app as one of your security info methods.

Get troubleshooting advice and see a list of options available for starting Windows in diagnostic modes such as safe mode.

Windows users can choose between two available versions: OneNote (formerly called “OneNote 2016”), the free desktop app that runs on all supported versions of Microsoft Windows and is part of Office 2019 and Microsoft 365.

Designed by media lovers for media lovers. Windows Media Player 12—available as part of Windows 7, Windows 8.1, and Windows 10*—plays more music and video than ever, including Flip Video and unprotected songs from your iTunes library!