Troubleshoots and fixes common issues with security and malware prevention in Windows.

Hier erfahren Sie, wie Sie das Kennwort Ihres Microsoft-Kontos ändern oder zurücksetzen. Erhalten Sie Hilfe bei einem vergessenen Microsoft-Konto Kennwort.

Microsoft アカウントにサインインするためのエイリアスを使用した Microsoft アカウントのメール アドレスまたは電話番号を変更する方法について説明します。

To change your speaker, microphone, or camera settings in a Teams meeting or a call, go to Device settings.

Structured references make it easier to use formulas with Excel tables by replacing cell references, such as C2:C7, with predefined names for the items in a table.

Learn how to fix the error "Sorry, something's wrong with your Microsoft account" so you can sign in to the Xbox network.

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Learn about Unified Extensible Firmware Interface (UEFI) features and how to access them on Surface Pro 4, Surface Book, and Surface Studio.

First, set up your microphone, then use Windows Speech Recognition to train your PC.

Use Power Query in Excel to import data into Excel from a wide variety of popular data sources, including CSV, XML, JSON, PDF, SharePoint, SQL, and more.