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.

When your camera isn't working in Windows 11, it might be missing drivers after a recent update. It's also possible that your antivirus program is blocking the camera, your privacy settings don't allow camera access for some apps, or there's a problem with the app you want to use.

Buy stuff from Microsoft Store online (from your mobile device, on Xbox One, in the Microsoft Store app on your Windows 10/11 or Windows 8.1 device, or via the web). For more info, see Shop and earn Microsoft Rewards points. Explore the earn page and the points breakdown page.

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

将你的 Movies Anywhere 帐户与 Microsoft 帐户相关联，以便你可以在 Xbox 的“电影和电视”应用中观看购买的影片。

兑换礼品卡和充值码以进行 Xbox 购买和延长 Xbox 订阅。 代码的长度为 25 个字符，包括数字和字母，并且采用横竖 5 个字符的 5x5 格式。 代码可以是你从 Microsoft 或受信任的零售商处购买的数字卡或物理卡。

Choose the apps that will run when you start your device. Go to Start > Settings > Apps > Startup. Open Startup settings. For any app in the list, select the toggle to set it to On. If you want to change the advanced settings for that app, select the arrow and make changes as desired.

Xbox 包含许多可以浏览的内容，让你更轻松地投入下一次冒险。. 启用个性化建议后，可以在 Xbox 或电脑上的 Microsoft Store 中找到根据兴趣量身定制的优惠建议。. 这包括 Xbox 应用或主机主屏幕。. 注意 个性化建议设置不会影响可免费下载的建议，如游戏更新，也 ...

Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

以下是一些可能的原因：. 你已达到可发送的数字礼品数量限制。. 此策略旨在保护我们的游戏社区。. 可能需要等待 30 天才能再次尝试。. 此游戏可能无法以数字形式赠送。. 请查看产品页面。. 可作为礼品发送的数字产品包括选择“作为礼品购买”。. 它并不是 ...