How to use the LOOKUP function in Excel to search in a single row or column and find a value from the same position in a second row or column.

Select Add Account, in the Suggested account dropdown, enter the iCloud account you want to add, and select Continue.

Find out what model of Surface you're using. There are several ways to find out which Surface device model you have. Look in the Surface app

Learn how to upgrade your existing device to Windows 10 or buy a new PC. Get answers to common questions about upgrading to Windows 10.

Learn how to troubleshoot and fix Bluetooth audio connection issues in Windows 10 and 11.

Outlook Data Files contain your email messages, calendar, tasks, and other items on your computer.

Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

Make the everyday easier with Windows 11. When there's a lot to do, Windows 11 helps you get it done. With intuitive navigation and new multitasking tools, it brings you the performance you want and the security you need.

A list of Excel training, from entry level to advanced skills, plus templates and other resources.

Manage money in Excel. Control your household budget with Excel budget templates. Track monthly budgets by income and expenses to set financial goals.