This image shows the way how to activate games above 4.70 so 4.70-4.81
https://s16.postimg.org/woyvswfjp/Sem_T_tulo.png
This is tested by guys from rewtec
Another method for fw>4.70 is:
Some guy consider your way of very good for 4.70 but after this fw LIC.DAT can't be copied through USB thats why copies don't work. That's why they yousing pc - ps3 ofw connection (i don't know maybe by PSProxy or something like that)
Last method for fw>4.70 is
https://www.youtube.com/watch?v=h-ygN8NTswY
but he is "creating his own app" so we need to wait for that.