This is the biggest caveat. Many sites hosting “Theme Pack 660 Link” use ad-filled shorteners (adf.ly, linkvertise) or file hosts that try to push fake “PSP Updaters” (.EXE files). Never run an .exe. The real pack contains only .ctf and maybe a .txt readme.

: Adequate space (themes range from 500KB to 5MB+). 📂 Installation Guide

Wait.