If you already had a Microsoft 365 subscription and did not purchase it from the iOS app, you can manage it at: https://account.microsoft.com/services If you purchased a Microsoft 365 Personal subscription from the iOS app, go to Settings > [your name] > Subscriptions.

在Outlook中，您可以為電子郵件建立一或多個個人化簽名。 您的簽名可以包含文字、鏈接、圖片 (影像，例如您的手寫簽名或 ...

Certificate authority (CA) A certificate authority is an entity similar to a notary public. It issues digital certificates, signs certificates to verify their validity and tracks which certificates have been revoked or have expired. Top of Page Digital signature assurances The following terms and definitions show what assurances are provided by digital signatures. Authenticity The signer is ...

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 ...

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在Outlook 中，可以为电子邮件创建一个或多个个性化签名。 签名可以包括文本、链接、图片和图像 (，例如手写签名或徽标) 。

How to create or edit your Outlook signature for email messages. Include your signature, text, images, electronic business card, and logo.

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

To install Authenticator on your iOS device Scan the QR code or download and install Authenticator from the Apple app store. Get the app

Create a custom signature block with a picture and social networking icons to add as a new signature for your email messages.