Why is My Inline Email Image Showing as a Red 'X' Instead of the Picture?

The inner picture of the text in the text of the email display is the problem of red 'x'

Embedded the text in the email instead of as an attachment, which can significantly improve the visual effect and user participation of the mail. However, the internal picture shows the red 'x' instead of the expected content, which is really frustrating.

Problem description

The code provided by inserts the inner picture, but the result shows that the picture is the attachment, and the inner part of the Inner Union is missing or displayed as a red fork number.

Solution LinkedResource

A effective method of embedding the text of the email is to use the and classes, as shown below:

AlternateView Through this method, the email client will automatically load the inner union picture and display it in the body text to solve the problem of red 'x'. LinkedResource

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