Microsoft 支援服務可協助您處理 Microsoft 產品。 尋找適用於 Microsoft Copilot、Microsoft 365、Windows、Surface 等的使用方法文章、影片和訓練。

Help for Microsoft mobile apps on Android and iOS devices. Find how-to articles and video tutorials for Samsung Galaxy and iPhone. Learn how to link your Microsoft 365 mobile apps, including Outlook, OneNote, and Your Phone.

Skype for Business makes it easy to connect and collaborate with coworkers and business partners around the world: Start instant message conversations and voice or video calls.

We would like to show you a description here but the site won’t allow us.

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.

Si vous ne souhaitez pas que des sites tiers stockent des cookies sur votre PC, vous pouvez bloquer les cookies. Cependant, le blocage des cookies peut empêcher l’affichage correct de certaines pages, ou vous pouvez obtenir un message d’un site vous indiquant que vous devez autoriser les cookies pour visualiser ce site.

We would like to show you a description here but the site won’t allow us.

重要: 如果计算机已连接到网络，则网络策略设置可能会阻止你执行这些步骤。仅使用系统配置实用工具在 Microsoft 支持工程师的指导下更改计算机上的高级启动选项。 使用系统配置实用工具可能会使计算机不可用。

We would like to show you a description here but the site won’t allow us.

App & browser control in Windows Security provides the settings for Microsoft Defender SmartScreen, which helps protect your device from potentially dangerous apps, files, websites, and downloads.