How to type a superscript or a subscript?
In earlier versions of Thunderbird, there were provisions for converting text to superscripts or subscripts, but the latest version makes no such provisions.
Krejt Përgjigjet (3)
You have to be composing mail in HTML format, and then you should see the Format menu as in the attached picture.
Robot response is useless: It references a picture that is neither provided directly nor indirectly as with a link to a picture.
NormanSS
It is a notification to come here and read the answer. Now that you are here did you read it and view the image. This is an Internet forum. You do things here.