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

Learn how to use the Activation troubleshooter to resolve common activation issues in Windows.

Linking to other workbooks is a very common task in Excel, but sometimes you might find yourself with a workbook that has links you can’t find even though Excel tells you they exist.

To use your microphone with apps on Windows 10, you'll need to turn on some permissions in Microphone settings. Then, you'll need to check your app permissions if you want to use your microphone with apps.

Узнайте, как подготовить устройство с Windows к изменению оборудования и найти справку по повторной активации Windows после завершения изменения оборудования.

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

Learn how to use a health report in Windows Security to manage your device performance and keep your device secure.

Get Microsoft billing support. Find help with Microsoft Store purchases, subscriptions, refunds, payment options, and checking your order history.

Some users prefer the Office web apps, others prefer the Office desktop apps. We've designed an experience where users get to tell us what they prefer, and then their links open in their preferred mode - either Office web apps or the Office desktop apps.

Learn how to use Image Creator in Paint to generate diverse and realistic images using a powerful AI model called DALL-E.