若要建立電子簽名請求，您必須使用可用的電子簽名提供者 （例如 Adobe Sign 或 DocuSign） 登入您的帳戶。 如果您沒有帳戶，可以輕鬆開始免費試用或建立帳戶。

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Whether it’s a new job title (congratulations!) or a phone number change, make sure you keep your email message signature up-to-date. If you're using new Outlook, for more information about email signatures, or if you haven’t created one yet, see Add a signature to messages. Select File > Options > Mail > Signatures. Select the signature you want to edit, and then make your changes in the ...

Exchange ActiveSync is offered on many mobile devices such as Windows Phone, Windows 8 tablets, Android, BlackBerry®, and iOS devices (iPhone and iPad). To learn more about Exchange ActiveSync, see Exchange ActiveSync in Exchange Online.

Mobile Device Management (MDM) for Microsoft 365 lets you protect your Microsoft 365 data on mobile devices. Overview of Mobile Device Management (MDM) for Microsoft 365

This page provides support links for home users and support phone numbers for business users.

If this is the first time you're setting up Authenticator, you might receive a prompt asking whether to allow the app to access your camera (iOS) or to allow the app to take pictures and record video (Android). Allow the app to use the camera so that you can take a picture of a QR code in one step.

如何建立或編輯您的 Outlook 電子郵件簽名。 請附上簽名、文字、圖片、電子名片及標誌。

Learn how to change Microsoft account email address or phone number using aliases to sign into your Microsoft account.

在行動裝置上，您可以嘗試在 Word 的檔中新增簽名欄的一些因應措施。 您可以使用底線鍵或單一儲存格表格，在 Word 檔中新增簽名列。 您也可以插入實際簽章的圖形。 不過，您必須安裝載入巨集，才能從行動裝置將 數位 簽名欄新增至 Word 或 Excel 檔案。