Get a brief explanation about logging on as an administrator and making changes to other user accounts on your computer.

Create, edit and share documents with Microsoft Word online. Learn how to use Word for the web to create, open, and rename documents with ease.

How to calculate the number of days, months, or years between two dates using the DATEIF function in Excel.

To create a document, open Word, select a blank document or template, and start typing. Discover professionally designed templates for Microsoft Word.

Use your Microsoft account to sign in to Microsoft services like Windows, Microsoft 365, OneDrive, Skype, Outlook, and Xbox Live.

If you suspect that your device may have malware you should have Microsoft Defender run a scan. Here's how to do that on Windows, Mac, or Android.

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 connect to a Wi-fi network in Windows and manage your current network connections.

Learn how to earn Microsoft Rewards points when you browse the web with Microsoft Edge, search on Bing.com, and more.

Learn how to find a Windows product key for activation, and when you'll use a digital license instead.