rb Beatles wiiflow .. what ios to use so I can play drums and guitar ??

[alldayismokebomb]

I tried ios 251 the guitar works but iOS 249 nothing works. 250 at the drums work but no guitar. any help would be grateful at all I would like to play the drums and guitar

 

[jeannotte]

Good morning,

see here ==>https://wiki.gbatemp.net/wiki/Wii_cIOS_base_Compatibility_List