The Basics of Search. Returning search results is no easy feat, and involves complex, near-instantaneous algorithmic calculations. A search for something as simple as “cat” could yield over 55 million results.

Find Microsoft Excel help and learning resources. Explore how-to articles, guides, training videos, and tips to efficiently use Excel.

Learn how to check for, download, and install KB 2919355, an update for Windows 8.1 and Windows RT 8.1.

The Feedback Hub app lets you tell Microsoft about any problems you run into while using Windows 11 or Windows 10. You can also send suggestions to help us improve your Windows experience.

Learn how to receive and interpret activity reports of your child's device use, including web browsing, apps and games usage, and screen time.

Learn how to install Skype for Business on your Windows computer, mobile device, or Macintosh.

Under Personalization & advertising, turn on or off the setting for Allow Microsoft to save your browsing activity including history, usage, favorites, web content, and other browsing data to personalize Microsoft Edge and Microsoft services like ads, search, shopping and news.

Learn how to change your notification settings and quick actions using the notification center in Windows.

Passwords best practices recommend using a strong and unique password for each of your online accounts. But in reality, very few people can follow this guidance.

Training: Learn how to create a spreadsheet, enter data, and create a chart in Excel.