Find out which power supply model goes with your Surface device—including the power supply model number, power and wattage, and USB charging port.

Improve your writing skills with Word's tools for spelling, grammar, and clarity. Find out how to check and correct errors in your documents.

Use data validation rules to control the type of data or the values that users enter into a cell. One example of validation is a drop-down list (also called a drop-down box or drop-down menu). Watch more in this video.

Hier erfahren Sie, wie Sie sich bei Outlook im Web anmelden und auf Ihre E-Mails, Kontakte und Kalender zugreifen.

Learn how to find the serial number on your Surface so you can register your product or request service.

Discover how to earn Microsoft Rewards points through various activities and redeem them for exciting rewards.

This page is for Microsoft 365 Basic, Microsoft 365 Personal, and Microsoft 365 Family subscriptions only. For help with other subscriptions purchased through Microsoft see Cancel a Microsoft subscription. If you purchased a Microsoft subscription from Google Play or the Apple app store, contact their customer support for cancellation or refund.

Erfahren Sie, wie Sie Einstellungen-App zum Anzeigen und Ändern von Anzeigeeinstellungen in Windows.

How to use the SUMIF function in Excel to add the values in a range that meet criteria that you specify.

Microsoft Edge から拡張機能を削除する. 拡張機能を削除するには、次のいずれかの方法を選択します。 Microsoft Edge で、削除する拡張機能のアイコンを長押し (または右クリック) します (ブラウザーのアドレス バーの右側)。