This is a two part question about a freeloader

1st.I really want to know at what point/upgrade those the freeloader stop working on the wii cuz my old freeloader has stop working and i have enough money to but a new freeloader but i wanna know if it ill still work on my wii cuz i have version 3.3u

2nd.If i buy a japanese wii game would it work on the american wii even with a freeloader?