Using Authenticator as a way to sign in. If you have turned on passwordless, two-step, or multi-factor authentication for your account, use the following steps to sign-in:

Notes: You don't need a smartphone to receive a security code. Text messages may come from either "MSFT", a short number, or a mobile number.If you have requested a security code, you can trust the message that arrives.

Learn how to check your PC's storage capacity and manage it effectively with Microsoft Support's guidance.

Add-ins provide optional commands and features for Microsoft Excel. By default, add-ins are not immediately available in Excel, so you must first install and (in some cases) activate these add-ins so that you can use them. Some add-ins are built in to Excel, such as Solver and the Analysis ToolPak. Some other add-ins are available from the Download Center, and must first be downloaded and ...

Send in your Surface. If none of the previous solutions have resolved your issue, you can send in your Surface. If you decide to send it in, go to Device service and repair and sign in with your Microsoft account. If your device is already registered, select it and follow the instructions.

Import a text file by opening it in Excel. You can open a text file that you created in another program as an Excel workbook by using the Open command. Opening a text file in Excel does not change the format of the file — you can see this in the Excel title bar, where the name of the file retains the text file name extension (for example, .txt or .csv).

Die Optimierung der Laufwerke kann für einen reibungsloseren Betrieb und schnelleren Start des PCs sorgen. So optimieren Sie die Laufwerke: Wählen Sie die Suchleiste auf der Taskleiste aus, und geben Sie Defrag ein.

Microsoft 365 is our cloud-powered productivity platform. With a subscription to Microsoft 365, you can get: The latest productivity apps, such as Microsoft Teams, Word, Excel, PowerPoint, Outlook, OneDrive, and so much more.

Troubleshooting The people selection menus in Meeting options don't show invitees I've added to an occurrence of a meeting series. In this scenario, you will need to invite people to the meeting series, rather than to the meeting occurrence.

Während der Zugriff auf Add-Ins über das Menüband oder die App-Leiste im klassischen Outlook erfolgt, hängt der Zugriff auf Add-Ins im neuen Outlook für Windows davon ab, ob Sie ein E-Mail-Element lesen oder verfassen. Eine Anleitung zur Verwendung von Add-Ins im klassischen Outlook finden Sie unter Verwenden von Add-Ins in Outlook.