how to get region free on sundriver modded console

i recently modded my wii with a sundriver like it alot aldo it did say its region free ability was disabled after update 4.1 my console is pal for point i only got this mod because i wanted to play the ntsu version of naruto clash of the ninja 3 (for english battle voices) and ntsc-j bleach versus crusade because its way better than bleach shattered blade it worked the first time but i played it no it doesn't for some strange reason it says loading and the intro never comes and my wii mote shuts off for point i did downgrade t to 4.1 from 4.3 will try dowwgrading further but have newer jap games i do want to play which arent going past pressing start at disk channel i'm sorry if i'm being confusing i will answer any questions that my rant as raised
sadly aldo a great mod not very good on the customer service or help front