Learn how to sign in or out of your Outlook.com email account, and get solutions for common login issues.

Learn how to get ready for the Windows 11 upgrade, from making sure your device can run Windows 11 to backing up your files and installing Windows 11.

Learn how to personalize a Windows lock screen with a background photo, slideshow, or app notifications.

Internet Explorer 11 support ended on June 15, 2022. If any site you visit needs Internet Explorer 11, you can open it with Internet Explorer mode in Microsoft Edge.

How to lock cells in Excel to protect your data. You can also unlock a range of cells and grant permissions to others to edit.

The steps below will help you add a Gmail account to new Outlook, or manage an existing account by deleting it or making it your primary account. Add a new Gmail account. On the View tab, select View settings.

Learn how to locate, install, and share files with custom fonts compatible with Microsoft Office applications.

Learn how to get Windows Media Player 12 for Windows 10, Windows 8.1, and Windows 7.

Learn how to reset or change your Microsoft account password. Get help with a forgotten Microsoft account password.

View your Outlook email messages arranged by conversations to see messages that share the subject line grouped together.