If you have multiple accounts in Outlook, when you compose a new email message, Outlook picks the default account as the From account.However, if you want to Reply, Reply All, or Forward a message, Outlook will send your message with the same account the original mail was sent to.For example, Cheryl has two accounts.

Describes how to use the clean boot process to troubleshoot a problem in Windows 8.1, Windows 8, Windows 7, or Windows Vista.

Kontaktieren Sie den Microsoft-Support. Suchen Sie nach Lösungen für häufige Probleme, oder erhalten Sie Hilfe von einem Supportmitarbeiter.

PowerPoint で Microsoft 365 Copilot の AI の力を使用して、最初からプレゼンテーションを作成する方法について説明します。

Click System and Security > System.. On the View basic information about your computer page, see the Full computer name under the section Computer name, domain, and workgroup settings.

Wenn Sie auf einem PC mit Windows arbeiten und möchten, dass die Apps und Inhalte von einem anderen Gerät auf Ihrem PC-Bildschirm angezeigt werden, sollten Sie den Bildschirm dieses Geräts spiegeln oder auf Ihren PC projizieren.

Earn a Microsoft Office Specialist (MOS) certification. Microsoft Office Specialist--Pass an exam in a specific Office program to earn a Microsoft Office Specialist certification.Being certified as a Microsoft Office Specialist demonstrates you have the skills needed to get the most out of Office.

Warning: Excel provides the DATEDIF function in order to support older workbooks from Lotus 1-2-3.The DATEDIF function may calculate incorrect results under certain scenarios. Please see the known issues section of this article for further details.

Learn about Outlook.com encrypted messages. Discover how to encrypt an email in Outlook, send an encrypted email, and read an encrypted email.

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