PSP 2018 Home of the Scrapbook Campus › Forums › Let’s talk › PSP stuff › PSP 2018 This topic has 1 reply, 2 voices, and was last updated 6 years ago by Cassel. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts July 18, 2018 at 2:44 am #20227 JodyParticipant 2Rookie Can PSP 2018 or PSP 2018 Ultimate be installed with windows 8.1?? Thanks! Jody July 18, 2018 at 5:50 am #20230 CasselKeymaster 2522Superfan Hi Jody, both PSP2018 and PSP2018 Ultimate are the exact same program. The Ultimate refers to a bundle of add-ons that you get when you purchase the program. Whether it works with Windows 8.1, I would assume so, since I run it on Windows 7. Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In