Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.

本文介绍如何获取最新版本的 DirectX 以启用系统上的游戏和多媒体应用程序。

Découvrez comment obtenir les dernières mises Windows jour pour assurer le bon fonctionnement et la sécurité de votre appareil.

To help with this problem, some device manufacturers turn on Smart charging in Windows 11. With Smart charging, you don’t need to worry about unplugging your device to keep it from staying charged to 100% for longer periods of time—Smart charging handles charging for you.

Learn common SharePoint Online tasks with these videos and tutorials, and get links to more training for SharePoint and Office 365.

重要: Microsoft不再支持超过一年的 Authenticator 版本。始终使设备保持最新状态。

Change the capitalization of text to lowercase, UPPERCASE, Capitalize First Word, or Sentence case in your documents.

Apprenez à activer Windows à l'aide d'une clé de produit ou d'une licence numérique, à vérifier l'état de votre activation et à lier votre compte Microsoft.

What are passkeys? Passkeys are a replacement for your password. With passkeys, you can sign into your Microsoft personal account, or your work/school account using your face, fingerprint, or PIN.

Use Excel to create a chart from scratch or with recommended charts. Learn how to add a trendline and customize your chart style.