Find and open File Explorer in Windows 10 and Windows 11, and customize Quick access by pinning and removing files and folders.

Improve your writing skills with Word's tools for spelling, grammar, and clarity. Find out how to check and correct errors in your documents.

How to use the SUMIFS function in Excel, one of Excel’s math and trig functions, to add arguments that meet multiple criteria.

The new Bing is now available to everybody directly from the Windows taskbar, making more ways to interact with your PC across search, answers, chat, and creation available anytime, right on your desktop.

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.

Get a brief explanation about logging on as an administrator and making changes to other user accounts on your computer.

Update Microsoft Store. Select Start, then from the apps list, select Microsoft Store.In Microsoft Store, select Library > Get updates.If an update for Microsoft Store is available, it will start installing automatically.

Add or subtract days, months, or years from a date by using a formula or date functions in Excel.

How to use the COUNTIF function in Excel to count the number of cells that meet values you set.

Learn how to keep your Microsoft account safe, including making a strong password, identifying safe emails, and reviewing account activity.