デスクトップ アプリケーションまたは Web ブラウザーから Office または Microsoft 365 にサインインする方法について説明します。

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.

How to install Office on your Android phone or tablet and use the apps with Microsoft 365.

Sie können eine Dropdownliste mit gültigen Einträgen (auch Dropdownmenü oder Dropdownfeld genannt) in Excel einfügen, um so die Dateneingabe zu erleichtern oder die Eingabe auf bestimmte, von Ihnen definierte Einträge zu beschränken.

Use the Xbox Accessories app to configure your controller or headset for your preferred gaming experience.

What you can customize: You can personalize your ribbon to arrange tabs and commands in the order you want them, hide or unhide your ribbon, and hide those commands you use less often.Also, you can export or import a customized ribbon. What you can't customize: You can't reduce the size of your ribbon, or the size of the text or the icons on the ribbon.

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

Get troubleshooting steps for when you can't sign in to the Xbox app.

Try it! Share files or photos with a link. With your files in OneDrive cloud storage, you can share them with others, control who can view or edit them, and work together at the same time. In your OneDrive file storage, select the files or photos you want to share, and then select Share.

Improve security, evaluate and mitigate the risks of running macros, and see how to enable or disable macros for Microsoft 365.