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

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

Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

Learn about Windows 11 minimum system requirements and how to assess your upgrade eligibility.

See how to find things you've downloaded on your PC.

On the Change your password page, enter your current password and then enter your new password. For additional security, select the optional checkbox which prompts you to update your password every 72 days.

Import favorites on Windows 10 or Mac Import from a browser. Open Microsoft Edge and select Settings and more .

Learn how to troubleshoot when the camera is not working in Windows or you see errors 0xA00F4244 or 0x200F4244.

Enable and disable your touchscreen in Windows 10. In the search box on the taskbar, type device manager, then select Device Manager.

Learn how to use keyboard shortcuts in Word to add accent marks, special characters, symbols, and more.