Microsoft.com 全球 Microsoft.com 在许多国家/地区可用。请在下面选择您的语言首选项。

Learn how to protect your device with Windows Defender SmartScreen and other app and browser control settings in Windows Security.

Find out what to do when you can't download or install a game or an app on your Xbox console.

To find out if an app or program is installed in Windows 10, select Start > Settings > Apps.

Informazioni su come visualizzare tutte le app installate e personalizzare il menu Start o la barra delle applicazioni in Windows.

The Feedback Hub app lets you tell Microsoft about any problems you run into while using Windows 11 or Windows 10. You can also send suggestions to help us improve your Windows experience.

Scopri come risolvere i problemi di installazione o esecuzione di giochi dall'app Xbox per PC.

Erfahren Sie, wie Sie eine App hinzufügen, die beim Start automatisch hinzugefügt wird.

Get answers to frequently asked questions about using the OneDrive desktop app for earlier versions of Windows. OneDrive is built in to Windows 10 so there is no need for a desktop app.

Learn how to create and add a signature to your email messages in Outlook Web App.