Hotmail is now Outlook.com To sign in to Hotmail, you'll need your Microsoft account username and password. Sign in at outlook.live.com

Find out how to submit a request for a refund for a purchase of digital Xbox content.

Learn how to use the taskbar features in Windows. Hide the taskbar, pin an app, change the location, and more with taskbar settings.

Get more information about managing your Xbox subscriptions, issues with billing, and more.

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 ...

Use the Information Protection viewer to view protected files in Windows, Android, iOS, or Edge.

Change the default font for email messages that you send, or use a different font for messages that you forward or reply to.

Download Microsoft Authenticator Microsoft Authenticator is a mobile app that helps you sign in to all your accounts without using a password.

Learn how to find a Windows product key for activation, and when you'll use a digital license instead.

附註: 您的 Hotmail 或 Outlook.com 密碼與您的 Microsoft 帳戶密碼相同。 如果您可以登入但遇到 Outlook.com 的問題，請檢查 服務狀態。 如果狀態不是顯示綠色，請等候該服務正常執行，然後再試一次。 Microsoft 會始終關注不常見的登入活動，以防其他人嘗試進入您的帳戶。 如果您旅行至新的地方，或使用新 ...