Important: If you’ve encrypted your device, you’ll need your BitLocker key to reset your PC. If you don’t know your BitLocker key, see Find my BitLocker recovery key.. During the resetting process, it is possible that your screen may go black for a long period of time (occasionally upwards of 15 minutes) and that your device may attempt to restart itself during this period.

Contatta il Supporto tecnico Microsoft. Trova soluzioni a problemi comuni, oppure ottieni assistenza da un operatore del supporto.

Kontaktieren Sie den Microsoft-Support. Suchen Sie nach Lösungen für häufige Probleme, oder erhalten Sie Hilfe von einem Supportmitarbeiter.

Check the Xbox services, games, and apps for any service outages.

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.

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

如果转到“设置”>“系统”>“显示”>“高级显示”，但显示器未显示为通过认证（而是在“hdr 认证”旁边显示“找不到”），则可能是因为显示器未通过 hdr 认证，或者显示器制造商可能尚未发布有关显示器的 hdr 认证信息。要了解显示器是否已通过 hdr 认证，请访问设备制造商的网站。

Create and maintain an events database to manage upcoming events using this Access database. Powerful built-in and customizable event navigation and filtering let you track events by time (for example, Current Events, Events by Week, and Today's Events) as well as type, as you collect data in real time via email and generate and distribute useful and timely reports.

如果您不希望第三方網站在您的計算機上儲存 Cookie，您可以封鎖 Cookie。 但是這樣做可能會使某些網頁無法正確顯示，您也可能會收到來自網站的訊息，告知您必須允許 Cookie 才能檢視該網站。

When you use Game Mode, Windows prioritizes your gaming experience by turning things off in the background. When you’re running a game, Game Mode: