Unable to remove the border from a TextWidgetAnnotation

[btompkinson1]

So How to remove Border and Background Color from Backend Code means from Annot Object.
We have reviewed this issue and, after changing the border width to zero, the border is not visible in WebViewer, but potentially is in other viewers such as Adobe. We have created a forum post that shows how to remove the appearance stream and optional annotation characteristics from an annotation so it will display without a border. Please take a look and let us know if this resolves your issue.

Adobe Displays a Border when Annotation Border Width Zero

Question: I set the border for my annotation to 0 but it some viewers, such as Adobe, still displays the border. Answer: This is a well-known compatibility issue between PDF generation logic and Adobe Acrobat’s form rendering behavior you are encountering, as Adobe Acrobat ignores thickness = 0 for form fields and defaults to a “Thin” border. This is Adobe-specific behavior, not standard PDF/ISO 32000. To resolve this here is an example to remove the annotation appearance stream and the optiona…