Important: When you close your Microsoft account, your email and contacts are deleted from our servers and can't be recovered.If you use your Microsoft account with Xbox, Skype, OneDrive, or other Microsoft services, you'll no longer be able to access those services.

Learn how to reset your Microsoft Surface and solve problems using a USB recovery drive or Surface recovery image.

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

Get troubleshooting tips if you run into problems downloading, installing, or updating Microsoft Edge.

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

An array formula (one that spans multiple cells) can do calculations on rows and columns of cells where you might otherwise need to use several formulas. For example, you can count the number of characters that are contained in a range of cells, sum only numbers that meet certain conditions (such as the lowest values in a range or numbers that fall between an upper and lower boundary), and sum ...

Learn how to identify a phishing scam, designed to steal money via fake emails.

Learn how to use function VLOOKUP in Excel to find data in a table or range by row. Our step-by-step guide makes vlookup in excel easy and efficient.

Microsoft Edge makes it easy to save your passwords as you browse the web. When you enter a new password in the Edge browser on your desktop or mobile device, Microsoft Edge will ask if you want your username and password remembered.

Leave your Android device in your pocket the next time it rings — pick up the call from your PC instead. Calling requires Bluetooth capability on both your PC and on your Android device, so make sure you have it turned on for both.