MICROSOFT SUPPORT Contact Microsoft customer support The type of support Microsoft provides depends on the product you're calling about and if you have a product for home or for business use. It can also depend on if you want help for an issue with a service like OneDrive or Outlook.com, or help with Windows, but you don't have an existing Microsoft 365 ...

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XBOX Support offers help for XBOX, Game Pass, and billing questions. Get advice and customer service in the XBOX Support community.

Zjistěte, jaké hry můžete hrát, jak používat Armory Crate, rozšířit paměť, hrát offline a získat podporu pro handheldy ROG XBOX Ally.

Training: Get started with SharePoint in Microsoft 365. At office.com, sign in to SharePoint, then select the SharePoint tile.

Learn how to sign in to Office or Microsoft 365 from a desktop application or your web browser.

Changing your desktop background is a simple yet effective way to personalize your Windows device and make it truly feel like your own. Whether you prefer a serene landscape, a favorite photo, or a clean solid color, Windows offers flexible options to customize your desktop background to match your style and create a workspace you enjoy using. Change your background In Windows Settings ...

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Learn how you can free up drive space in Windows. Keep your PC running smoothly and up to date by increasing the disk space.

This article describes the formula syntax and usage of the COUNTA function in Microsoft Excel. Description The COUNTA function counts the number of cells that are not empty in a range. Syntax COUNTA (value1, [value2], ...) The COUNTA function syntax has the following arguments: value1 Required. The first argument representing the values that you want to count. value2, ... Optional. Additional ...