Account & profile | XBOX Support
Find everything you need to manage your Microsoft account, XBOX profile, and more.
Join a meeting in Microsoft Teams | Microsoft Support
Join Teams meetings anytime, anywhere, from any device. For the best experience, join from the Teams desktop or mobile apps. If you're having trouble joining a Teams meeting, try these tips: I can't join a Teams meeting.
Applies To: Microsoft Teams
Reset or recover your lost Microsoft account password
If you’ve forgotten your Microsoft account password, learn how to do a password reset online or by using your XBOX console.
How to sign in to a Microsoft account | Microsoft Support
Use your Microsoft account to sign in to Microsoft services like Windows, Microsoft 365, OneDrive, Skype, Outlook, and Xbox Live.
Get more help | XBOX Support
Need help with an XBOX console, an XBOX game, or XBOX network? Find out how to get in touch with us.
Getting refunds for your purchase | XBOX Support
Learn how to request a refund for a purchase from the XBOX Store.
Manage your cloud gaming saves and storage | XBOX Support
Learn how to manage storage for Xbox cloud gaming, including tips on optimizing space and accessing your games efficiently.
XBOX Support
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Subscriptions & billing | XBOX Support
Find help managing Xbox subscriptions, resolving billing issues, and accessing related support resources.
2026 年 8 月 27 日 - KB5120998 (OS 内部版本 26200.9278 和 26100.9278) 预览版
此适用于 Windows 11 版本 25H2 和 24H2 (KB5120998) 的累积更新包括生产质量改进。 公告和消息 本部分提供与此版本相关的重要通知,包括公告、更改日志和终止支持通知。 Windows 安全启动证书过期 重要提示: 大多数 Windows 设备使用的安全启动证书从 2026 年 6 月开始过期。 在过去的几个月里,Microsoft 一直 ...