This is a Windows XP theme for psp CFW 6.61. Link in comments. I didn't created it, I converted the theme to be used on 6.61. Author : RafaelWesker : r/PSP
PSP Hacks: How To Install CXMB Custom Themes Plugin | Tutorial 2020 Edition - YouTube
Eight Patapons ~
Modded the hell out of this Japanese red PSP-3000 I bought from ebay a while back! : r/PSP
6.60 converted .ctf themes - wololo.net/talk
How to Install Custom CXMB Themes on PSP - Guiding Tech