Learn why it's important to have a backup, and how Windows Backup can help you keep your files and settings safe.

If you don't see your picture at the top of screen, check to see if ad blocking is turned on. Sometimes this prevents the picture from showing. Select Sign out. I want to stop signing in automatically.

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 ...

How to create or edit your Outlook signature for email messages. Include your signature, text, images, electronic business card, and logo.

Get steps for how to change screen brightness in Windows.

Summary. Windows 10, versions 2004, 20H2, 21H1, 21H2, and 22H2 share a common core operating system with an identical set of system files. Therefore, the new features in Windows 10, version 22H2 are included in the latest monthly quality update for Windows 10, version 2004, 20H2, 21H1, and 21H2 but are in an inactive and dormant state.

Erfahren Sie, wie Sie Ihr Windows-Kennwort ändern oder zurücksetzen, wenn Sie es vergessen oder verloren haben.

Learn how to install and use OneDrive to sync files between your Windows device and the cloud.

Learn how to change the refresh rate for your display in Windows to determine how smoothly motion appears on your screen.

Learn how to retrieve a forgotten username or password for your Office for home or Office for business account.