Find your product key to activate Windows. A product key is a 25-character code that's used to activate Windows and helps verify that Windows hasn't been used on more PCs than the Microsoft Software License Terms allow.

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Microsoft Edge uses your past preferences and usage to make recommendations for which basic information would be best suited for creating an online account.

Learn how the Photos app for Windows lets you view photos and videos from your PC alongside those from OneDrive, and keeps them organized by date, album, or folder.

Learn how to insert the current date and time in Excel as static or dynamic values with easy steps and examples.

Summary. MSN is the Microsoft information and entertainment network. MSN offers Internet subscriptions and services. This article describes how to contact MSN Customer Support.

Provides information for avoiding and reporting Microsoft technical support scams.

Having a backup copy of your BitLocker recovery key helps to prevent serious issues later. It takes less than a minute to back up your key and this article will show you how.

Explains how to resolve relay-prohibited errors in an Outlook account.

Contact groups, or distribution lists, are a fast way to send a message to multiple email recipients, especially groups you repeatedly contact.