Suivez ces étapes pour désactiver temporairement la protection antivirus en temps réel Microsoft Defender dans Sécurité Windows. Toutefois, n’oubliez pas que dans ce cas, votre appareil sera vulnérable aux menaces.

Contactez le support Microsoft. Recherchez des solutions aux problèmes courants ou bénéficiez de l’aide d’un agent de support.

Before you start. Check these things before you start troubleshooting Bluetooth on your device: Check your product information. If you’re setting up a new device and Bluetooth is missing, check the product specifications to make sure it has Bluetooth capabilities.

Apply recommended actions. In the Accessibility pane, you'll see a list of errors and warnings, with how-to-fix recommendations for each.. To quickly correct the issues, apply one of the recommended actions. For more information on how the findings are categorized, see Rules for the Accessibility Checker. In the Accessibility pane, select an issue under Warnings or Errors.

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.

了解如何下载、安装和配置 Microsoft 365 语言配件包，以向 Microsoft 365 添加其他显示、帮助和校对工具。

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.

Microsoft Edge是 Microsoft 建議的瀏覽器. Windows 7 已不再支援 Internet Explorer 11。 因此建議您改為安裝 Microsoft Edge。 Microsoft Edge 是為了提供最佳網路體驗而建置，讓您在瀏覽時保有更大控制權和更多隱私權。

了解如何接收从 Microsoft 购买的商品的退款或换货。

尋找適用于 Windows 作業系統的説明和操作說明文章。 取得 Windows 支援，並瞭解安裝、更新、隱私權、安全性等。