I have moved your post from the Community FAQs (which is around how to use the Community) to the Automate Product Forum which covers Automate Studio.
To request Studio v20, please follow this KB article
https://customer.precisely.com/s/article/Precisely-Automate-Studio-Version-20-x-downloads?language=en_US
------------------------------
Lee Henty
Precisely Software Inc.
Reading
------------------------------