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Select Notifications to expand it, and turn notifications, banners, and sounds on or off for some or all notification senders.

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

Important: Workbook links are considered potentially unsafe and must be enabled when you open a formula workbook.When you open a formula workbook, click Enable Content in the Message Bar to allow the workbook links to function. If you don't, Excel keeps the most recent values and disables refreshing the links with values from the data workbook.

Important: You don't need to remove old security information unless there is an account security risk (e.g. someone else has access to your old mailbox).

Browse on the go with the new Microsoft Edge for Android and iOS devices. Microsoft Edge offers better protection and privacy, and can sync your favorites, passwords, and more across your desktop and mobile devices.

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Discover the latest updates for Windows 10, including improvements and fixes, known issues, and guidance on how to get the update.

When you start a focus session, a focus timer will appear on screen. To use additional focus tools in the Clock app, expand the focus timer to get the full view of the Clock app.

New to Xbox gaming on PC? Here's how to get started.