Protect your Android, iPhone, Mac, and Windows devices from threats by installing Microsoft Defender. Download Microsoft Defender on your devices either by: Scanning the following QR code. Searching for Microsoft Defender in your app store. Sharing with your devices, the following link: Copy link.

If you run into problems trying to connect to a Bluetooth device, here are some troubleshooting steps to try. Note: For general info about how to connect a Bluetooth device to your PC, see Pair a Bluetooth device in Windows.

Wired connections: Activate and use any wired connections, including Ethernet, USB, and Serial communications between your device, the internet, and other devices. Learn how to locate and manage your app permissions on Windows devices. Some apps or games need specific permissions to work properly.

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

Once you're able to get back into your account, review How to help keep your Microsoft account safe and secure. Here you'll find guidance for how to secure your account going forward, make it easier to reset a password, and provide additional methods you can use to verify your account.

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

你的 Xbox 订阅具有未结余额，新购买将被拒绝。若要解决此问题，必须在进行购买之前针对你的帐户支付任何未结余额。有关如何执行此操作的信息，请参阅以下文章：

This setting allows you to choose if any of your apps can access the camera. It doesn't set which specific apps can access the camera. Once you've allowed your apps to access the camera, you can change the setting for each app. Find the app you want, then turn on camera access for that app.

请按照以下步骤重置你的 Microsoft 帐户密码。. 若要使用 Xbox 功能和服务，需要将 Xbox 档案链接到 Microsoft 帐户。. 更新帐户信息可让 Microsoft/Xbox 在出现问题时更轻松地与你联系，并且有助于避免在尝试从 Microsoft Store 进行购买时出现问题。. 若要了解更多有关更新 ...

Select Sign in to sync data . When you’re signed in, Microsoft Edge syncs your favorites, passwords, history, extensions, settings, open tabs, autofill form entries (such as your name, address, and phone number), payment info, and other data types across the devices you use with this account.