I'm sorry, but no. TurboTax used to explain what was changed with each update. They stopped including release notes with updates a couple of years ago. As I understand it, there are no plans to reinstitute the release notes.
*** I am NOT a tax expert. I am a seasoned TurboTax user, and volunteer to provide assistance to TT users. Nothing I post is to be considered TAX ADVICE; I bear no legal liability for responses.***