Microsoft Defender is a new security app that helps protect you and your family across all your devices; Windows, Android, Mac, and iOS.

OneDrive アクティビティ センターで OneDrive の設定機能および一時停止機能にアクセスする方法について説明します。

Learn how to troubleshoot Windows Media Player errors. Explore resources for general help with Windows Media Player.

Check the Xbox services, games, and apps for any service outages.

Learn how to open, navigate, and troubleshoot File Explorer in Windows, with answers to common questions and support assistance.

In Outlook, the black color theme includes dark mode, which provides a black background (instead of white) for the message window. You can switch to a white background for the message window if you prefer.

Si tienes problemas de sonido o audio, las siguientes sugerencias pueden ayudarte. Las sugerencias se enumeran en orden, por lo que debes empezar por la primera; comprobar si se soluciona el problema y, de no ser así, continuar por la siguiente.

使用している Office のバージョンを確認する方法について説明します。 Office アプリの製品名とバージョン番号を見つけます。

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

You can easily insert a check mark (also known as a "tick mark") in Word, Outlook, Excel, or PowerPoint. These marks are static symbols. If you're looking for an interactive check box that you can click to check or uncheck, see: Add a check box or option button (Excel) or Make a checklist in Word. In your file, place the cursor where you want to insert the symbol.