Invoice Template logo keep changing even though 1 template is used

[Robert]

Question: My invoice template's logo changes depending on a product.   I don't see any IF statement in my invoice template.

[Robert · Accepted solution]

Answer: You will need to toggle your Word doc.  Alt+F9(Windows)will display all the mailmerge fields in details.

[yamasaki1ma]

Hoping for someone's help.

I found this page looking for a way to switch the image within the template.
However, I did not know how to write the IF field after setting to Toggle Mode.

Recently, I learned that I should write the IF field as follows:

{ IF { MERGEFIELD Account.isSpecial__c } = "true" "*1" "*2" }
*1: the image to display when it matchs the condition
*2: the image to display when it does not matchs the condition

That is, directly embed the image in the IF field as in the following example: