Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.

摘要 Email 簽名能在你的商業溝通中建立專業一致性，並確保收件人在每則訊息中都擁有你的聯絡資訊。 在Outlook中，你可以為不同用途設定多個簽名 (內部與外部、個人與商務) ，並選擇是否自動包含在新郵件、回覆或轉寄中。 你的簽名可以包含文字、連結、圖片和圖片 (，例如你的手寫簽名或標誌 ...

Find out how to manage your Xbox subscriptions to request a refund or cancel a recurring payment.

Anyone can copy an email signature, which essentially is a customizable closing salutation. But a digitally signed message can come only from the owner of the digital ID used to sign it. The digital ID provides verification of the sender's authenticity, thereby helping to prevent message tampering.

Find answers to frequently asked questions about Xbox Game Pass for PC, including subscription details, benefits, and troubleshooting tips.

If you do not want to purchase a digital certificate from a third-party certificate authority (CA), or if you want to digitally sign your document immediately, you can create your own digital certificate.

了解如何管理 Xbox 訂閱及解決帳單問題，獲取詳細資訊以輕鬆處理相關事務。

To create an e-sign request, you’ll need to sign into your account with an available e-signature provider such as Adobe Sign or DocuSign. If you don't have account, it's easy to start a free trial or create an account.

Check out eligibility details, guidelines, and resources in this article. For more info about subscription refunds and cancellations, review the info in the section below: “How do I request a refund for my Xbox subscription?” To start your refund request, sign in. Sign In

To make these assurances, the content creator must digitally sign the content by using a signature that satisfies the following criteria: The digital signature is valid.