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.

Send S/MIME or Microsoft Purview encrypted emails in Outlook using a work or school account with a qualified Microsoft 365 subscription.

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 It issues digital certificates, signs certificates to verify their validity and tracks which certificates have been revoked or have expired.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 ...

Set the sensitivity level of a message From your draft email message, select File > Properties. Under Settings, in the Sensitivity list, select Normal, Personal, Private, or Confidential. The default value is Normal. Select Close. When you're done composing your message, select Send. The recipients see the following text displayed in the InfoBar of the received message, depending on the ...

Applies to: Windows 10 Enterprise LTSC 2021 This security update includes fixes and quality improvements that are part of the following update: October 14, 2025—KB5066586 (OS Build 17763.7919) The following is a summary of the issues that this update addresses when you install this update. The bold text within the brackets indicates the item or area of the change we are documenting. [App ...

Provides guidance for Windows Server to protect against an L1 terminal fault (LITF) attack.

手写签名可让你的文档具有个人风格。 你可以扫描你的签名，将其存储为图片，然后在 Word 文档中插入签名。 扫描手写签名并插入手写签名的图片 在纸张上写下您的签名。 扫描该页面并以常见的文件格式将其保存在计算机上：.bmp、.gif、.jpg 或 .png。

How to add a signature to your Word documents. You can also use the Signature Line command in Word to insert a line to show where to sign a document.

Microsoft 365 高级版是面向 1 到 6 人的订阅，其中包括所有个人 AI 功能提供的最高使用限制。 每人最多 6 TB 的云存储空间 (1 TB) 、强大的生产力和创造力应用、数据和设备的高级安全性，以及持续的客户支持。