了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。

Insert a subscript or superscript symbol or apply superscript or subscript formatting to text in PowerPoint in Windows and Mac.Also try keyboard shortcuts for the same.

Microsoft's products and services work best if you use the same language and region across all your devices, and in all of your app and Store settings.

Learn how to use your Outlook inbox effectively with Microsoft Support's training resources.

The dialog that appears varies depending on whether you had the Add Apps or Get Add-ins option available to you. If you selected Add Apps, the Apps dialog appears. If you selected Get Add-ins, the Add-Ins for Outlook dialog appears. Search for the add-in you want from the available list.

If you're having trouble hearing audio in Teams, you might be having trouble with your microphone. Here are some solutions to get you back on track. Solutions include: updating device drivers, checking privacy settings.

Create and send personalized email messages to everyone on your address list with mail merge.

How to use an Excel spreadsheet with mail merge in Word to create mailing lists for labels, envelopes, and documents.

Discusses the release of the Malicious Software Removal Tool (MSRT) to help remove specific prevalent malicious software from Windows-based computers.

Make text, images, and apps bigger on the screen of your Windows computer.