How to use the IF function (combined with the AND, OR, and NOT functions) in Excel to make logical comparisons between given values.

If you changed your hardware in order to upgrade to Windows 11 and the system is not recognizing the change in a timely manner, this article explains how to initiate the assessment manually.

Learn how to reset or change your Microsoft account password. Get help with a forgotten Microsoft account password.

Hotmail ist jetzt Outlook.com. Erfahren Sie, wie Sie sich anmelden, um auf Ihr Outlook.com-, Hotmail-, Live- oder MSN-E-Mail-Konto zuzugreifen.

Learn how to sign in or out of your Outlook.com email account, and get solutions for common login issues.

Find your Windows settings in a snap! Select the Start button, then select Settings .From there, browse the categories or use search to find what you're looking for.

This article is for Outlook.com. If you're using Outlook for Windows, see Fixes or workarounds for recent issues in Outlook for Windows.. If you're having problems accessing Outlook.com, you can see the status of Microsoft Office Online Services at the Service Health portal.. If you're having problems sending or receiving email, read how to Fix Outlook.com email sync issues.

Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.

Learn different ways to locate your BitLocker recovery key in Windows, and learn about how BitLocker might have been activated on your system.

Try these solutions if you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out.