Copy the PROJECT-M4YH3M-V0.1.pkg directly to your root of your USB storage device
Enter HEN via PS4 WebkitExploit, goto:
settings/Debug Settings/Game/Package Installer
Then install PROJECT-M4YH3M-V0.1.pkg
That's it!
MD5: B113C9A17881C4212B0E2A1DB7B84822
Regards/Credits: To XBMC/Kodi cause this is something like a PM3.HD Port, to ModControl.Org, MaxConsole.Com, Team-Xecuter.Com, Eurasia.nu, PSX-Tools.de and of course to the whole hacking community, you are all still on top!