Find your Windows product key - Microsoft Support
Locate your product key for Windows 10 or Windows 11. Depending on how you got your copy of Windows 10 or Windows 11, you'll need either a 25-character product key or a digital license to activate it.
Applies To:
Microsoft account dashboard
I can't sign in to my Microsoft account - Microsoft Support
Learn how to fix problems signing into your Microsoft account. Resolve password verification, locked account, and other Microsoft account login issues.
Applies To:
Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016, Microsoft 365 for home, Outlook.com, GroupMe, Microsoft account dashboard, Microsoft Teams, Microsoft Teams personal, Microsoft To Do, OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows, Outlook for Android, Outlook for iOS
Windows Update Troubleshooter - Microsoft Support
If you get an error code while downloading and installing Windows updates, the Update Troubleshooter can help resolve the problem. Select Start > Settings > System > Troubleshoot > Other troubleshooters. Next, under Most frequent, select Windows Update > Run.
通过 Xbox Game Pass 获取 EA Play 订阅会员资格
如果你是 Xbox Game Pass Ultimate 会员，你将自动在主机上获得 EA Play 订阅会员资格，并可通过主机上的 Xbox Game Pass 体验浏览和下载 EA Play 游戏。. 如果你是 Xbox Game Pass Ultimate 或 PC Game Pass 会员，则需要关联你的 EA 和 Xbox 帐户，然后确保你的电脑上安装了 EA Desktop ...
支付逾期金额以解锁你的订阅 | Xbox Support
订阅因未付款而处于锁定状态的原因有多种：. 借记卡上的资金不足. 信用卡已到期. 你的信用卡被盗，因此你关闭了该帐户. 你收到了一张新信用卡，并关闭了旧信用卡. 由于某些其他原因，你的银行拒绝了购买.
Xbox 付款错误消息和代码 | Xbox Support
为何我的 Xbox 订阅付款被拒绝？. 使用 Microsoft 帐户余额进行购买. 你的 PayPal 帐户列出的国家/地区可能与支付选项的国家/地区不同。. 如果它们不匹配，则需要更新 PayPal 帐户或付款方式，或使用其他付款方式完成购买。. 若要添加另一种付款方式，请执行以下 ...
Ways to install Windows 11 - Microsoft Support
Create Windows 11 installation media. On the Windows 11 software download page , select Create tool now and follow the instructions to install Windows 11. Warning: Microsoft recommends against installing Windows 11 on a device that does not meet the Windows 11 minimum system requirements.
Xbox 付款錯誤訊息和錯誤碼 | Xbox Support
此錯誤碼可能表示下列其中一種情況：. 您的銀行未授權您的付款方式 (例如，您的信用卡已過期、遭封鎖或遭拒)。. 連絡您的信用卡公司或銀行，確認您使用的付款方式已啟用、額度充足且交易未遭到封鎖。. 如果您用來支付 Xbox 訂閱費用的付款方式已經過期或 ...
Activate Windows - Microsoft Support
Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.
Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.