Learn how to set up a connection to a proxy server on your Windows PC.

Learn how to receive a refund or exchange for items purchased from Microsoft.

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.

Questions and answers about artificial intelligence (AI), and how it's used in Microsoft products such as Microsoft Copilot.

Learn how you can manage cookies and site data you've temporarily allowed in Microsoft Edge.

Get the most out of your subscription with expert advice and support from small business advisors. Business Assist for Microsoft 365 is designed for small businesses to give you and your employees around-the-clock access to small business advisors as you grow your business, from onboarding to everyday use.

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

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Find out how to submit a request for a refund for a purchase of digital Xbox content.

Set up the Microsoft Authenticator app from the Security info page. Depending on your organization’s settings, you might be able to use an authentication app as one of your security info methods.