Learn how to change Internet Explorer settings, or reset browser settings when there's a problem.

Creating a passkey. To create a passkey for your Microsoft account, follow these steps on the device for which you’d like to create a passkey:

Add-ins provide optional commands and features for Microsoft Excel. By default, add-ins are not immediately available in Excel, so you must first install and (in some cases) activate these add-ins so that you can use them. Some add-ins are built in to Excel, such as Solver and the Analysis ToolPak. Some other add-ins are available from the Download Center, and must first be downloaded and ...

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

Learn how to extend your PC's battery life using battery saver and other power-saving tips for Windows.

Learn about the quotas and differences between Microsoft storage and email storage.

Get help if your Surface Pen isn't working or you're having problems writing. Troubleshoot problems related to your Surface Pen.

Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.

Use the Settings app in Windows 10 to set a default printer and manage printer settings.

Learn how to manage the payment information and billing for your Microsoft 365 subscription.