Easy Conditional Mail Merge Formatting (If...Then...Else): MS Word … Dec 08, 2021 · Formatting the Conditional Text in Word Mail Merge. When you perform a merge mail in Microsoft Word, the formatting of an MS Excel data file is lost. You must edit the field code if you want to change the color of the conditional text. For example, if you want to change the color of “Truetext” to blue, modify the field code as follows: