Learn how to sign in or out of your Outlook.com, Hotmail, Live, or MSN email account with Microsoft Support's step-by-step guide.

但如果需要测试多个条件，例如我们假设所有条件都需要为 True 或 False (AND)，或只有一个条件需要为 True 或 False (OR)，或者如果想要检查某个条件是否不 (NOT) 符合你的条件，这时该怎么做呢？这三个函数均可以单独使用，但它们更常见于与 IF 函数成对

To get support in Outlook.com, click here or select Help on the menu bar and enter your query. If the self-help doesn't solve your problem, scroll down to Still need help? and select Yes.. To contact us in Outlook.com, you'll need to sign in.

Microsoft 365 for business If your business subscription plan includes the desktop version of the Microsoft 365 apps you won't see an option to install it unless someone in your organization assigned a license to you.. Learn how to check this in What Microsoft 365 business product or license do I have? or if you're a Microsoft 365 admin responsible for assigning licenses to people in your ...

To create the installation media, here's what you'll need: A PC with a reliable internet connection. The download time will vary, depending on your internet connection.

Pour obtenir de l’aide dans Outlook.com, cliquez ici ou sélectionnez Aide dans la barre de menus et entrez votre requête. Si l'auto-assistance ne résout pas votre problème, faites défiler la page jusqu'à la rubrique Avez-vous toujours besoin d'aide ? et sélectionnez Oui.. Pour nous contacter dans Outlook.com, vous devez vous connecter.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

드롭다운 목록을 만든 후에는 원하는 대로 작동하는지 확인합니다. 예를 들어 열 너비 및 행 높이를 변경을 확인하여 모든 항목을 표시해 볼 수 있습니다. 드롭다운 목록의 항목 목록이 다른 워크시트에 있는 경우 다른 사용자가 해당 워크시트를 보거나 변경하지 못하게 하려면 해당 워크시트를 ...

Vous êtes prêt à procéder à l’installation ? Avant de commencer, assurez-vous que votre PC ou Mac répond à la configuration système requise.. Si vous avez déjà utilisé une clé de produit, que vous réinstallez simplement les applications ou que vous savez que vous disposez d’une licence par le biais de votre entreprise ou de votre établissement scolaire, vous pouvez passer ...

Note: If a compatibility issue has been identified on your device that would disrupt your experience using Windows 11, we will temporarily delay your upgrade until the issue is resolved.Compatibility safeguard holds help ensure you have the best experience possible when upgrading and your productivity is not disrupted if critical apps or drivers are not yet compatible.