An ancient blog that is still online. Use the search bar for "CTF 660 MEGA." The links are usually MediaFire or Google Drive.
Many high-quality CTF packs include built-in CXMB compatibility and extra features: psp ctf theme pack 660 link
Cause: The CTF was made for a different firmware version (e.g., 5.50 or 6.61).
Fix: Find themes specifically labeled 6.60 or 6.60 CTF. Converters exist (CTF Tool GUI), but they are unreliable. An ancient blog that is still online
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