Restart your PlayStation 3 console completely to allow the system to rewrite the cache and load the new high-resolution XMB assets.
Most conflicts occur when remnants of an older UI mod are present. It is recommended to fully uninstall the previous version of PS3 4K Pro via the PS3's system data utility before installing the new PKG. If the error persists (such as a "404" error or freezing), try to delete the PKG, re-download it, and reinstall it. ps3 4k pro pkg new
Always back up your critical game saves to a USB drive or an external FTP server before installing major system-level PKG mods. Restart your PlayStation 3 console completely to allow