Psp System version & Firmware
so i checked my ver it says 3.40 of at the beginning it was 2.71 but my big brother updated from sony site.
so i downloaded scummvm-0.9.1-psp ofc it did not worked.
i saw i have to downgrade my psp system. But i dunno how to !!!
at least i need to downgrade from 3.40 to 2.71 for play scummvm games.
if you gonna say there is no downgrader from 3.40 to 2.71
i say check here :
http://www.youtubeindir.com/izle__psp-3 ... iF7vE.html
and sorry i need really clear explaination about decrasing my system ver and installing and make them work in my psp scummvm and those games.
i have org games but i cant play

i hope ppl anwer fast couse i really wanna play The Dig or Full Throttle in my psp.
Thnx.