Make the background of a text box invisible - Microsoft Support

You can remove the background and border of the text box, so that the text appears to float on top.

Get rid of invisible margin in text box, powerpoint. - Microsoft

I have this weird invisible box there i can't click through and is

Text Box PNG Transparent Images Free Download, Vector Files

How to make the outline of a text box invisible in MS Word

How to create transparent background text boxes in MS Word - ppt

How to make an image the background of a text box in Microsoft

Make a picture transparent - Microsoft Support

How to create a see-through text box in Microsoft Word

Remove Text Box in PowerPoint in Java

Chapter - 6 Ms Word (Insert Text Box), PDF

Microsoft Word - Wikipedia