Learn how to view your PC information on Windows with Microsoft Support's step-by-step guide.

How to track changes in Word using revision marks. Accept, reject, or hide changes made by others working in the file.

Microsoft removed the ability to connect new third-party accounts such as a Gmail account and sync existing connected accounts from within Outlook.com.

If you get an email about unusual activity on your Microsoft account, or if you’re worried that someone else might have used your account, go to the Recent activity page.You’ll see when your Microsoft account was signed in during the last 30 days, along with any device or app-specific info.

Learn about what effect closing a Microsoft account might have on your other apps and services.

As you type inside the To, Cc, or Bcc boxes, Outlook suggests recipients. The Auto-Complete List can be turned off.

Learn how to format text, add graphics, and more in Word documents. Create professional-looking documents with ease using our step-by-step guide. Try it now!

How to use the SUM function in Excel to add individual values, cell references, ranges, or a mix of all three.

If Office activation fails, you'll see Unlicensed Product or Non-commercial use / Unlicensed Product in the title bar of your Office apps, and most features of Office are disabled. To restore all features of Office, you'll need to fix the problem that's causing activation to fail.

This page helps you with how to use Microsoft Traditional Chinese IME including IME features and keyboard shortcuts.