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

Learn how to use the On-Screen Keyboard (OSK) instead of a physical keyboard to type and enter text on your PC.

How many messages can I see? We show text messages that you've received or sent while you are connected to Phone Link via Bluetooth. If you end your Bluetooth connection all message history will disappear.

How to user form controls in Excel to make data entry easier.

Windows Security is pre-installed on Windows 10 and ready for you to use at any time.

Learn about getting started with the new Microsoft Defender on your personal devices including Windows, Mac, Android, and iOS.

Learn how to troubleshoot problems updating Windows. Find answers to common questions and issues installing Windows updates.

OneDrive is your online cloud storage within Microsoft 365. It lets you store your individual work files that you don't want your colleagues to have access to unless you choose to share the files with them.

Learn how to troubleshoot and fix problems setting up your email in Outlook.

Learn how to find the serial number on your Surface so you can register your product or request service.