Advanced settings - This will open the classic Windows Defender Firewall tool which lets you create inbound or outbound rules, connection security rules, and see monitoring logs for the firewall. Most people won't want to dig into it that deeply; adding, changing, or deleting rules incorrectly can cause your system to be more vulnerable or can cause some apps not to work.

若要将其关闭，请将设置切换为“关闭”。 关闭 Microsoft Defender 防火墙可能会使设备（以及网络，如果有）更容易受到未经授权的访问。

If you have a good antivirus program installed, make sure it's up to date and then do a full scan of your system. If you don't have an antivirus app installed on your PC, Microsoft offers some solutions if you're running Windows 8.1 or Windows 10/11. If you're running Windows 8.1 or Windows 10/11, you already have Windows Defender.

如果您在 Xbox 網路設定中看到「偵測到雙重 NAT」，請嘗試下列步驟進行變更或移除。

Erfahren Sie, wie Sie ein Installationsmedium für die Installation oder Neuinstallation von Windows 7, Windows 8.1 oder Windows 10 erstellen.

If either of the categories above apply to you, use the following procedures to update your browser: Update once. In the browser, go to Settings and more > Help and feedback > About Microsoft Edge (edge://settings/help).. If the About page shows Microsoft Edge is up to date., you don't need to do anything.

Nota: Se è stato eseguito l'accesso con un account Microsoft, ad esempio un account di posta elettronica di Outlook.com, Hotmail, Live o MSN invece dell'account aziendale o dell'istituto di istruzione, disconnettersi e quindi accedere di nuovo con l'account corretto.Non si sa con quale account è stato eseguito l'accesso? Selezionare Gestione account nell'intestazione di spostamento di Outlook.

与拥有手机、笔记本电脑或平板电脑的好友共享照片、视频或其他类型文件。 确保希望共享的其他设备已与你的电脑配对、已打开并且可以接收文件。了解如何配对

If you can’t sign in, you might need your IT admin to turn on Microsoft Teams and configure settings (for example, updating firewall policies). Learn more about signing in with your work or school account. If you're the IT admin, here's the information you need to enable the app and configure things correctly. If you make software purchases ...

Export contacts out of other email services. Export iCloud contacts. Export Gmail contacts – See Gmail help. Export Yahoo contacts – See Yahoo import and export help. Export Thunderbird contacts – See Mozilla support.