Use PowerPoint Designer to create stunning slides with professional layouts and tips. Learn how to access and apply this feature in Microsoft 365.

Get more information about managing your Xbox subscriptions, issues with billing, and more.

Avant de commencer. Assurez-vous que l’appareil sur lequel vous souhaitez installer Windows 11 dispose de la configuration minimale requise.Si votre appareil exécute actuellement Windows 10, nous vous recommandons de vérifier la configuration minimale requise à l’aide de l’Application Contrôle d'intégrité du PC.Nous vous déconseillons d’installer Windows 11 sur un appareil qui ...

即使已开启其他防火墙，开启 Microsoft Defender 防火墙也很重要。 它保护你免遭未经授权的访问。 若要打开或关闭 Microsoft Defender 防火墙，请执行以下操作：

Learn how to troubleshoot Windows Media Player errors. Explore resources for general help with Windows Media Player.

You can refer to the contents of cells in another workbook by creating an external reference formula. An external reference (also called a link) is a reference to a cell or range on a worksheet in another Excel workbook, or a reference to a defined name in another workbook.

Learn how to get the latest Windows updates. Find answers to FAQ about updating Windows to keep your PC up to date.

Find out how to set up and manage your security info and verification codes for your Microsoft account, and troubleshoot common issues.

This article is for setting up your email account only! If you're having trouble using the Outlook for iOS app, please visit our FAQs for more self-help information.. If you have a work or school account that uses Microsoft 365 for business or Exchange-based accounts, there may be additional requirements set by your IT admin.

Here are a few tips to help you use WordPad: To open and save files, select File, then select New to create a new document, Open to work with an existing document, or Save to save your document.(If your document doesn't have a name, WordPad will ask you to provide one.)