Learn how to concatenate text strings in Excel using the CONCATENATE function. Our step-by-step guide makes it easy to join two or more text strings into one.

If your PC has a built-in camera or a connected webcam, you can use the Camera app to take photos and videos. To find the Camera app, select Start > Camera.. Select any heading below.

Learn how to reset or move OneDrive by unlinking and re-linking your PC.

Contact Microsoft Office Support for assistance with Microsoft 365, Office, Windows, Xbox, Surface products and more.

See how to install Project 2013 and 2016 and Project Pro for Office 365.

Wirelessly connect your PC to a TV, projector, another PC, or other kind of external display that supports Miracast.

Learn how to contact Microsoft Store support to get help for your payment and billing issue.

Learn how to navigate Windows using keyboard shortcuts. Explore a full list of taskbar, command prompt, and general Windows shortcuts.

Learn how to make labels in Word. You can create and print a full page of address labels or nametags. Get started on how to print labels from Word.

You can easily insert a check mark (also known as a "tick mark") in Word, Outlook, Excel, or PowerPoint. These marks are static symbols. If you're looking for an interactive check box that you can click to check or uncheck, see: Add a check box or option button (Excel) or Make a checklist in Word. In your file, place the cursor where you want to insert the symbol.