I've created a booklet using Publisher 1.7.1 by assembling text from several sources direct into Publisher, and then tweaking the result. So the text in Publisher is now the only "master."
I now want also to create a Kindle version, with flowing text. I have PagePlus X9, Sigil, Libre Office, and various Amazon tools. If possible, I do not want to install / buy yet more software.
Recently, I've published other books from PagePlus X9 in flowing ePub3, then used Amazon's tools to convert