Your code is valid for use on up to two computers you currently own and operate. That it was used on machines no longer in existence does not count against you.
A raise is all in if and only if: cash_hand_player_statistics.amt_p_raise_made >= cash_hand_player_statistics.amt_p_effective_stack -- this is true if it's a 2bet or 3bet if it's your first raise in the hand.
You should just need to pick that drive as an installation location and that should be it. You can configure it once installed per our PokerStars Configuration Guide.