Get help for the account you use with Microsoft. Find how to set up Microsoft account, protect it, and use it to manage your services and subscriptions.

If you can't sign into your Microsoft account, most issues can be identified by our sign-in helper tool. The tool will ask you to enter the email address or mobile phone number you're trying to sign in with and check the details you provide.

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.

Report a scam. If you feel like you’ve been the target of a technical support scam, you can help Microsoft stop cybercriminals by reporting it. Learn more about avoiding technical support scams.

使用 Microsoft Rewards 赢得积分. 做日常所做的事，即可赢得奖励积分。. 这很简单，而且免费。. 只需注册即可将 Microsoft Rewards 包含在 Microsoft 帐户中：. Microsoft Rewards. 注册后，登录到 Microsoft 帐户可查看当前积分。. 在 Bing.com 上，还可在帐户名称旁看到总积分。.

透過 Microsoft Rewards 獲得點數. 做您每天都在做的事，就可以獲得獎勵點數。. 既輕鬆又免費。. 您所要做的只是註冊，Microsoft Rewards 就會包含在您的 Microsoft 帳戶中：. Microsoft Rewards. 註冊之後，請登入 Microsoft 帳戶來查看您目前的點數。. 您也可以在 Bing.com 上的 ...

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 ...

Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Learn how to manage your Microsoft account security info and troubleshoot verification code issues.

Remote Assistance Support from Microsoft allows a Microsoft support professional in another location to view your computer screen and work on your computer over a secured connection. Protect yourself from tech support scams. Before clicking 'I accept', review the: Agreement for Microsoft Services. Microsoft Software License Terms.

If you can't sign into your Microsoft account, use our guided tool below to help you find the correct solution. Use your Microsoft account to sign in to Microsoft services like Windows, Microsoft 365, OneDrive, Skype, Outlook, and Xbox Live.