重要: Microsoft帳戶、Windows 作業系統及其他Microsoft產品都包含密碼以協助保護您的資訊。本文提供一些選項，您可以在忘記密碼時用來重設或復原密碼。 請注意，如果這些選項無法運作， Microsoft支援無法協助您擷取或規避遺失或忘記的密碼。

你可以随时取消 Xbox 订阅。 关闭定期计费将停止订阅的未来扣费，并使你在订阅到期之前使用其权益。 你也可能有资格立即取消并获得退款；但不是所有订阅费用都能退款。

Controller serial numbers are 14 characters long and don’t include dashes. Your controller serial number may not be recognized if you’ve never connected your controller, or if you connected for the first time within the last 48 hours.; If you have the Xbox Elite Wireless Controller Series 2, the 14-character serial number is in the lower center on the back of the controller.

你可以在 OneDrive 上存储超过300的文件类型。 它们是安全的，可在浏览器、移动应用、Mac 和 Pc 上使用。 无论是否拥有 Office，您都可以与其他人在 Office 文档中进行编辑和共同创作。

Tip: If you believe someone has acquired your payment info, contact your bank or your payment provider to prevent more charges. Tell them your credit card has been stolen or compromised - If you only dispute the charges, there's nothing to prevent the fraudulent charges from happening again.

Review the warranty terms, check your warranty status, and learn about the protection plans for your Microsoft device or accessory.

Select Payment & billing, and then select Payment options.; Under Payment methods, select the payment method you tried to use to make the purchase.. For credit cards, debit cards, and direct debit, do the following: Select View or edit card and adjust the billing address as needed.; Select Save when finished.; For PayPal, do the following: If the email address is incorrect for your PayPal ...

Chat: If you wish to guarantee Chat is turned off for a given PC, you can do so by mapping www.bing.com to either Nochat.bing.com (which will lock Chat as turned off for the given PC) or Nochatstrict.bing.com (which will lock Chat as turned off for the given PC and the SafeSearch setting as locked to strict), by following the same steps as outlined above but in step 6, pinging either “nochat ...

Get security info and tips about threat prevention, detection, and troubleshooting. Including tech support scams, phishing, and malware.

邮件召回在选择“发送 ”后可用，并且仅当你和收件人 在同一组织中具有Microsoft 365 或Microsoft Exchange 电子邮件帐户时才可用。无法召回发送到 Hotmail、Gmail 或 live.com 帐户或从其发送的邮件。